80479960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{577}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 198508320

約数和(自身を除く): 118028360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 317, 440, 577, 634, 1154, 1268, 1585, 2308, 2536, 2885, 3170, 3487, 4616, 5770, 6340, 6347, 6974, 11540, 12680, 12694, 13948, 17435, 23080, 25388, 27896, 31735, 34870, 50776, 63470, 69740, 126940, 139480, 182909, 253880, 365818, 731636, 914545, 1463272, 1829090, 2011999, 3658180, 4023998, 7316360, 8047996, 10059995, 16095992, 20119990, 40239980, 80479960]

約数ペア:

[(1, 80479960), (2, 40239980), (4, 20119990), (5, 16095992), (8, 10059995), (10, 8047996), (11, 7316360), (20, 4023998), (22, 3658180), (40, 2011999), (44, 1829090), (55, 1463272), (88, 914545), (110, 731636), (220, 365818), (317, 253880), (440, 182909), (577, 139480), (634, 126940), (1154, 69740), (1268, 63470), (1585, 50776), (2308, 34870), (2536, 31735), (2885, 27896), (3170, 25388), (3487, 23080), (4616, 17435), (5770, 13948), (6340, 12694), (6347, 12680), (6974, 11540)]