55269640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 129548160

約数和(自身を除く): 74278520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 503, 536, 670, 820, 1006, 1340, 1640, 2012, 2515, 2680, 2747, 4024, 5030, 5494, 10060, 10988, 13735, 20120, 20623, 21976, 27470, 33701, 41246, 54940, 67402, 82492, 103115, 109880, 134804, 164984, 168505, 206230, 269608, 337010, 412460, 674020, 824920, 1348040, 1381741, 2763482, 5526964, 6908705, 11053928, 13817410, 27634820, 55269640]

約数ペア:

[(1, 55269640), (2, 27634820), (4, 13817410), (5, 11053928), (8, 6908705), (10, 5526964), (20, 2763482), (40, 1381741), (41, 1348040), (67, 824920), (82, 674020), (134, 412460), (164, 337010), (205, 269608), (268, 206230), (328, 168505), (335, 164984), (410, 134804), (503, 109880), (536, 103115), (670, 82492), (820, 67402), (1006, 54940), (1340, 41246), (1640, 33701), (2012, 27470), (2515, 21976), (2680, 20623), (2747, 20120), (4024, 13735), (5030, 10988), (5494, 10060)]