52132520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 129254400

約数和(自身を除く): 77121880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1087, 1090, 1199, 2174, 2180, 2398, 4348, 4360, 4796, 5435, 5995, 8696, 9592, 10870, 11957, 11990, 21740, 23914, 23980, 43480, 47828, 47960, 59785, 95656, 118483, 119570, 236966, 239140, 473932, 478280, 592415, 947864, 1184830, 1303313, 2369660, 2606626, 4739320, 5213252, 6516565, 10426504, 13033130, 26066260, 52132520]

約数ペア:

[(1, 52132520), (2, 26066260), (4, 13033130), (5, 10426504), (8, 6516565), (10, 5213252), (11, 4739320), (20, 2606626), (22, 2369660), (40, 1303313), (44, 1184830), (55, 947864), (88, 592415), (109, 478280), (110, 473932), (218, 239140), (220, 236966), (436, 119570), (440, 118483), (545, 95656), (872, 59785), (1087, 47960), (1090, 47828), (1199, 43480), (2174, 23980), (2180, 23914), (2398, 21740), (4348, 11990), (4360, 11957), (4796, 10870), (5435, 9592), (5995, 8696)]