82761940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4603}}^1$

素因数の和:4672

約数の個数: 48

約数和(自身を含む): 185633280

約数和(自身を除く): 102871340

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 4603, 8990, 9206, 17980, 18412, 23015, 46030, 92060, 133487, 142693, 266974, 285386, 533948, 570772, 667435, 713465, 1334870, 1426930, 2669740, 2853860, 4138097, 8276194, 16552388, 20690485, 41380970, 82761940]

約数ペア:

[(1, 82761940), (2, 41380970), (4, 20690485), (5, 16552388), (10, 8276194), (20, 4138097), (29, 2853860), (31, 2669740), (58, 1426930), (62, 1334870), (116, 713465), (124, 667435), (145, 570772), (155, 533948), (290, 285386), (310, 266974), (580, 142693), (620, 133487), (899, 92060), (1798, 46030), (3596, 23015), (4495, 18412), (4603, 17980), (8990, 9206)]