25323320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{859}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 63158400

約数和(自身を除く): 37835080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 859, 1340, 1474, 1718, 2680, 2948, 3436, 3685, 4295, 5896, 6872, 7370, 8590, 9449, 14740, 17180, 18898, 29480, 34360, 37796, 47245, 57553, 75592, 94490, 115106, 188980, 230212, 287765, 377960, 460424, 575530, 633083, 1151060, 1266166, 2302120, 2532332, 3165415, 5064664, 6330830, 12661660, 25323320]

約数ペア:

[(1, 25323320), (2, 12661660), (4, 6330830), (5, 5064664), (8, 3165415), (10, 2532332), (11, 2302120), (20, 1266166), (22, 1151060), (40, 633083), (44, 575530), (55, 460424), (67, 377960), (88, 287765), (110, 230212), (134, 188980), (220, 115106), (268, 94490), (335, 75592), (440, 57553), (536, 47245), (670, 37796), (737, 34360), (859, 29480), (1340, 18898), (1474, 17180), (1718, 14740), (2680, 9449), (2948, 8590), (3436, 7370), (3685, 6872), (4295, 5896)]