25812800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 168

約数和(自身を含む): 73417176

約数和(自身を除く): 47604376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 73, 80, 85, 100, 104, 130, 136, 146, 160, 170, 200, 208, 221, 260, 272, 292, 320, 325, 340, 365, 400, 416, 425, 442, 520, 544, 584, 650, 680, 730, 800, 832, 850, 884, 949, 1040, 1088, 1105, 1168, 1241, 1300, 1360, 1460, 1600, 1700, 1768, 1825, 1898, 2080, 2210, 2336, 2482, 2600, 2720, 2920, 3400, 3536, 3650, 3796, 4160, 4420, 4672, 4745, 4964, 5200, 5440, 5525, 5840, 6205, 6800, 7072, 7300, 7592, 8840, 9490, 9928, 10400, 11050, 11680, 12410, 13600, 14144, 14600, 15184, 16133, 17680, 18980, 19856, 20800, 22100, 23360, 23725, 24820, 27200, 29200, 30368, 31025, 32266, 35360, 37960, 39712, 44200, 47450, 49640, 58400, 60736, 62050, 64532, 70720, 75920, 79424, 80665, 88400, 94900, 99280, 116800, 124100, 129064, 151840, 161330, 176800, 189800, 198560, 248200, 258128, 303680, 322660, 353600, 379600, 397120, 403325, 496400, 516256, 645320, 759200, 806650, 992800, 1032512, 1290640, 1518400, 1613300, 1985600, 2581280, 3226600, 5162560, 6453200, 12906400, 25812800]

約数ペア:

[(1, 25812800), (2, 12906400), (4, 6453200), (5, 5162560), (8, 3226600), (10, 2581280), (13, 1985600), (16, 1613300), (17, 1518400), (20, 1290640), (25, 1032512), (26, 992800), (32, 806650), (34, 759200), (40, 645320), (50, 516256), (52, 496400), (64, 403325), (65, 397120), (68, 379600), (73, 353600), (80, 322660), (85, 303680), (100, 258128), (104, 248200), (130, 198560), (136, 189800), (146, 176800), (160, 161330), (170, 151840), (200, 129064), (208, 124100), (221, 116800), (260, 99280), (272, 94900), (292, 88400), (320, 80665), (325, 79424), (340, 75920), (365, 70720), (400, 64532), (416, 62050), (425, 60736), (442, 58400), (520, 49640), (544, 47450), (584, 44200), (650, 39712), (680, 37960), (730, 35360), (800, 32266), (832, 31025), (850, 30368), (884, 29200), (949, 27200), (1040, 24820), (1088, 23725), (1105, 23360), (1168, 22100), (1241, 20800), (1300, 19856), (1360, 18980), (1460, 17680), (1600, 16133), (1700, 15184), (1768, 14600), (1825, 14144), (1898, 13600), (2080, 12410), (2210, 11680), (2336, 11050), (2482, 10400), (2600, 9928), (2720, 9490), (2920, 8840), (3400, 7592), (3536, 7300), (3650, 7072), (3796, 6800), (4160, 6205), (4420, 5840), (4672, 5525), (4745, 5440), (4964, 5200)]