25685220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38917}}^1$

素因数の和:38940

約数の個数: 48

約数和(自身を含む): 78458688

約数和(自身を除く): 52773468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 38917, 77834, 116751, 155668, 194585, 233502, 389170, 428087, 467004, 583755, 778340, 856174, 1167510, 1284261, 1712348, 2140435, 2335020, 2568522, 4280870, 5137044, 6421305, 8561740, 12842610, 25685220]

約数ペア:

[(1, 25685220), (2, 12842610), (3, 8561740), (4, 6421305), (5, 5137044), (6, 4280870), (10, 2568522), (11, 2335020), (12, 2140435), (15, 1712348), (20, 1284261), (22, 1167510), (30, 856174), (33, 778340), (44, 583755), (55, 467004), (60, 428087), (66, 389170), (110, 233502), (132, 194585), (165, 155668), (220, 116751), (330, 77834), (660, 38917)]