65039920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6719}}^1$

素因数の和:6754

約数の個数: 60

約数和(自身を含む): 166239360

約数和(自身を除く): 101199440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 6719, 9680, 13438, 26876, 33595, 53752, 67190, 73909, 107504, 134380, 147818, 268760, 295636, 369545, 537520, 591272, 739090, 812999, 1182544, 1478180, 1625998, 2956360, 3251996, 4064995, 5912720, 6503992, 8129990, 13007984, 16259980, 32519960, 65039920]

約数ペア:

[(1, 65039920), (2, 32519960), (4, 16259980), (5, 13007984), (8, 8129990), (10, 6503992), (11, 5912720), (16, 4064995), (20, 3251996), (22, 2956360), (40, 1625998), (44, 1478180), (55, 1182544), (80, 812999), (88, 739090), (110, 591272), (121, 537520), (176, 369545), (220, 295636), (242, 268760), (440, 147818), (484, 134380), (605, 107504), (880, 73909), (968, 67190), (1210, 53752), (1936, 33595), (2420, 26876), (4840, 13438), (6719, 9680)]