85648640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 260977920

約数和(自身を除く): 175329280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 79, 80, 88, 110, 112, 121, 128, 140, 154, 158, 160, 176, 220, 224, 242, 256, 280, 308, 316, 320, 352, 385, 395, 440, 448, 484, 553, 560, 605, 616, 632, 640, 704, 770, 790, 847, 869, 880, 896, 968, 1106, 1120, 1210, 1232, 1264, 1280, 1408, 1540, 1580, 1694, 1738, 1760, 1792, 1936, 2212, 2240, 2420, 2464, 2528, 2765, 2816, 3080, 3160, 3388, 3476, 3520, 3872, 4235, 4345, 4424, 4480, 4840, 4928, 5056, 5530, 6083, 6160, 6320, 6776, 6952, 7040, 7744, 8470, 8690, 8848, 8960, 9559, 9680, 9856, 10112, 11060, 12166, 12320, 12640, 13552, 13904, 14080, 15488, 16940, 17380, 17696, 19118, 19360, 19712, 20224, 22120, 24332, 24640, 25280, 27104, 27808, 30415, 30976, 33880, 34760, 35392, 38236, 38720, 44240, 47795, 48664, 49280, 50560, 54208, 55616, 60830, 66913, 67760, 69520, 70784, 76472, 77440, 88480, 95590, 97328, 98560, 101120, 108416, 111232, 121660, 133826, 135520, 139040, 141568, 152944, 154880, 176960, 191180, 194656, 216832, 222464, 243320, 267652, 271040, 278080, 305888, 334565, 353920, 382360, 389312, 486640, 535304, 542080, 556160, 611776, 669130, 707840, 764720, 778624, 973280, 1070608, 1084160, 1112320, 1223552, 1338260, 1529440, 1557248, 1946560, 2141216, 2447104, 2676520, 3058880, 3893120, 4282432, 5353040, 6117760, 7786240, 8564864, 10706080, 12235520, 17129728, 21412160, 42824320, 85648640]

約数ペア:

[(1, 85648640), (2, 42824320), (4, 21412160), (5, 17129728), (7, 12235520), (8, 10706080), (10, 8564864), (11, 7786240), (14, 6117760), (16, 5353040), (20, 4282432), (22, 3893120), (28, 3058880), (32, 2676520), (35, 2447104), (40, 2141216), (44, 1946560), (55, 1557248), (56, 1529440), (64, 1338260), (70, 1223552), (77, 1112320), (79, 1084160), (80, 1070608), (88, 973280), (110, 778624), (112, 764720), (121, 707840), (128, 669130), (140, 611776), (154, 556160), (158, 542080), (160, 535304), (176, 486640), (220, 389312), (224, 382360), (242, 353920), (256, 334565), (280, 305888), (308, 278080), (316, 271040), (320, 267652), (352, 243320), (385, 222464), (395, 216832), (440, 194656), (448, 191180), (484, 176960), (553, 154880), (560, 152944), (605, 141568), (616, 139040), (632, 135520), (640, 133826), (704, 121660), (770, 111232), (790, 108416), (847, 101120), (869, 98560), (880, 97328), (896, 95590), (968, 88480), (1106, 77440), (1120, 76472), (1210, 70784), (1232, 69520), (1264, 67760), (1280, 66913), (1408, 60830), (1540, 55616), (1580, 54208), (1694, 50560), (1738, 49280), (1760, 48664), (1792, 47795), (1936, 44240), (2212, 38720), (2240, 38236), (2420, 35392), (2464, 34760), (2528, 33880), (2765, 30976), (2816, 30415), (3080, 27808), (3160, 27104), (3388, 25280), (3476, 24640), (3520, 24332), (3872, 22120), (4235, 20224), (4345, 19712), (4424, 19360), (4480, 19118), (4840, 17696), (4928, 17380), (5056, 16940), (5530, 15488), (6083, 14080), (6160, 13904), (6320, 13552), (6776, 12640), (6952, 12320), (7040, 12166), (7744, 11060), (8470, 10112), (8690, 9856), (8848, 9680), (8960, 9559)]