80891552

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2243}}^1$

素因数の和:2290

約数の個数: 72

約数和(自身を含む): 193396896

約数和(自身を除く): 112505344

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 644, 736, 784, 1127, 1288, 1568, 2243, 2254, 2576, 4486, 4508, 5152, 8972, 9016, 15701, 17944, 18032, 31402, 35888, 36064, 51589, 62804, 71776, 103178, 109907, 125608, 206356, 219814, 251216, 361123, 412712, 439628, 502432, 722246, 825424, 879256, 1444492, 1650848, 1758512, 2527861, 2888984, 3517024, 5055722, 5777968, 10111444, 11555936, 20222888, 40445776, 80891552]

約数ペア:

[(1, 80891552), (2, 40445776), (4, 20222888), (7, 11555936), (8, 10111444), (14, 5777968), (16, 5055722), (23, 3517024), (28, 2888984), (32, 2527861), (46, 1758512), (49, 1650848), (56, 1444492), (92, 879256), (98, 825424), (112, 722246), (161, 502432), (184, 439628), (196, 412712), (224, 361123), (322, 251216), (368, 219814), (392, 206356), (644, 125608), (736, 109907), (784, 103178), (1127, 71776), (1288, 62804), (1568, 51589), (2243, 36064), (2254, 35888), (2576, 31402), (4486, 18032), (4508, 17944), (5152, 15701), (8972, 9016)]