1025493640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:983

約数の個数: 128

約数和(自身を含む): 2548869120

約数和(自身を除く): 1523375480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 41, 46, 62, 82, 92, 115, 124, 155, 164, 184, 205, 230, 248, 310, 328, 410, 460, 620, 713, 820, 877, 920, 943, 1240, 1271, 1426, 1640, 1754, 1886, 2542, 2852, 3508, 3565, 3772, 4385, 4715, 5084, 5704, 6355, 7016, 7130, 7544, 8770, 9430, 10168, 12710, 14260, 17540, 18860, 20171, 25420, 27187, 28520, 29233, 35080, 35957, 37720, 40342, 50840, 54374, 58466, 71914, 80684, 100855, 108748, 116932, 135935, 143828, 146165, 161368, 179785, 201710, 217496, 233864, 271870, 287656, 292330, 359570, 403420, 543740, 584660, 625301, 719140, 806840, 827011, 1087480, 1114667, 1169320, 1250602, 1438280, 1654022, 2229334, 2501204, 3126505, 3308044, 4135055, 4458668, 5002408, 5573335, 6253010, 6616088, 8270110, 8917336, 11146670, 12506020, 16540220, 22293340, 25012040, 25637341, 33080440, 44586680, 51274682, 102549364, 128186705, 205098728, 256373410, 512746820, 1025493640]

約数ペア:

[(1, 1025493640), (2, 512746820), (4, 256373410), (5, 205098728), (8, 128186705), (10, 102549364), (20, 51274682), (23, 44586680), (31, 33080440), (40, 25637341), (41, 25012040), (46, 22293340), (62, 16540220), (82, 12506020), (92, 11146670), (115, 8917336), (124, 8270110), (155, 6616088), (164, 6253010), (184, 5573335), (205, 5002408), (230, 4458668), (248, 4135055), (310, 3308044), (328, 3126505), (410, 2501204), (460, 2229334), (620, 1654022), (713, 1438280), (820, 1250602), (877, 1169320), (920, 1114667), (943, 1087480), (1240, 827011), (1271, 806840), (1426, 719140), (1640, 625301), (1754, 584660), (1886, 543740), (2542, 403420), (2852, 359570), (3508, 292330), (3565, 287656), (3772, 271870), (4385, 233864), (4715, 217496), (5084, 201710), (5704, 179785), (6355, 161368), (7016, 146165), (7130, 143828), (7544, 135935), (8770, 116932), (9430, 108748), (10168, 100855), (12710, 80684), (14260, 71914), (17540, 58466), (18860, 54374), (20171, 50840), (25420, 40342), (27187, 37720), (28520, 35957), (29233, 35080)]