87100640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 226890720

約数和(自身を除く): 139790080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 409, 440, 484, 605, 818, 880, 968, 1210, 1331, 1636, 1760, 1936, 2045, 2420, 2662, 3272, 3872, 4090, 4499, 4840, 5324, 6544, 6655, 8180, 8998, 9680, 10648, 13088, 13310, 16360, 17996, 19360, 21296, 22495, 26620, 32720, 35992, 42592, 44990, 49489, 53240, 65440, 71984, 89980, 98978, 106480, 143968, 179960, 197956, 212960, 247445, 359920, 395912, 494890, 544379, 719840, 791824, 989780, 1088758, 1583648, 1979560, 2177516, 2721895, 3959120, 4355032, 5443790, 7918240, 8710064, 10887580, 17420128, 21775160, 43550320, 87100640]

約数ペア:

[(1, 87100640), (2, 43550320), (4, 21775160), (5, 17420128), (8, 10887580), (10, 8710064), (11, 7918240), (16, 5443790), (20, 4355032), (22, 3959120), (32, 2721895), (40, 2177516), (44, 1979560), (55, 1583648), (80, 1088758), (88, 989780), (110, 791824), (121, 719840), (160, 544379), (176, 494890), (220, 395912), (242, 359920), (352, 247445), (409, 212960), (440, 197956), (484, 179960), (605, 143968), (818, 106480), (880, 98978), (968, 89980), (1210, 71984), (1331, 65440), (1636, 53240), (1760, 49489), (1936, 44990), (2045, 42592), (2420, 35992), (2662, 32720), (3272, 26620), (3872, 22495), (4090, 21296), (4499, 19360), (4840, 17996), (5324, 16360), (6544, 13310), (6655, 13088), (8180, 10648), (8998, 9680)]