85249780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 225130752

約数和(自身を除く): 139880972

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 197, 220, 281, 308, 385, 394, 562, 770, 788, 985, 1124, 1379, 1405, 1540, 1967, 1970, 2167, 2758, 2810, 3091, 3934, 3940, 4334, 5516, 5620, 6182, 6895, 7868, 8668, 9835, 10835, 12364, 13790, 15169, 15455, 19670, 21637, 21670, 27580, 30338, 30910, 39340, 43274, 43340, 55357, 60676, 61820, 75845, 86548, 108185, 110714, 151690, 216370, 221428, 276785, 303380, 387499, 432740, 553570, 608927, 774998, 1107140, 1217854, 1549996, 1937495, 2435708, 3044635, 3874990, 4262489, 6089270, 7749980, 8524978, 12178540, 17049956, 21312445, 42624890, 85249780]

約数ペア:

[(1, 85249780), (2, 42624890), (4, 21312445), (5, 17049956), (7, 12178540), (10, 8524978), (11, 7749980), (14, 6089270), (20, 4262489), (22, 3874990), (28, 3044635), (35, 2435708), (44, 1937495), (55, 1549996), (70, 1217854), (77, 1107140), (110, 774998), (140, 608927), (154, 553570), (197, 432740), (220, 387499), (281, 303380), (308, 276785), (385, 221428), (394, 216370), (562, 151690), (770, 110714), (788, 108185), (985, 86548), (1124, 75845), (1379, 61820), (1405, 60676), (1540, 55357), (1967, 43340), (1970, 43274), (2167, 39340), (2758, 30910), (2810, 30338), (3091, 27580), (3934, 21670), (3940, 21637), (4334, 19670), (5516, 15455), (5620, 15169), (6182, 13790), (6895, 12364), (7868, 10835), (8668, 9835)]