88109780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 212357376

約数和(自身を除く): 124247596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 1583, 2420, 2530, 2783, 3166, 5060, 5566, 6332, 7915, 11132, 13915, 15830, 17413, 27830, 31660, 34826, 36409, 55660, 69652, 72818, 87065, 145636, 174130, 182045, 191543, 348260, 364090, 383086, 400499, 728180, 766172, 800998, 957715, 1601996, 1915430, 2002495, 3830860, 4004990, 4405489, 8009980, 8810978, 17621956, 22027445, 44054890, 88109780]

約数ペア:

[(1, 88109780), (2, 44054890), (4, 22027445), (5, 17621956), (10, 8810978), (11, 8009980), (20, 4405489), (22, 4004990), (23, 3830860), (44, 2002495), (46, 1915430), (55, 1601996), (92, 957715), (110, 800998), (115, 766172), (121, 728180), (220, 400499), (230, 383086), (242, 364090), (253, 348260), (460, 191543), (484, 182045), (506, 174130), (605, 145636), (1012, 87065), (1210, 72818), (1265, 69652), (1583, 55660), (2420, 36409), (2530, 34826), (2783, 31660), (3166, 27830), (5060, 17413), (5566, 15830), (6332, 13915), (7915, 11132)]