25442120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 63685440

約数和(自身を除く): 38243320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1091, 1166, 2120, 2182, 2332, 2915, 4364, 4664, 5455, 5830, 8728, 10910, 11660, 12001, 21820, 23320, 24002, 43640, 48004, 57823, 60005, 96008, 115646, 120010, 231292, 240020, 289115, 462584, 480040, 578230, 636053, 1156460, 1272106, 2312920, 2544212, 3180265, 5088424, 6360530, 12721060, 25442120]

約数ペア:

[(1, 25442120), (2, 12721060), (4, 6360530), (5, 5088424), (8, 3180265), (10, 2544212), (11, 2312920), (20, 1272106), (22, 1156460), (40, 636053), (44, 578230), (53, 480040), (55, 462584), (88, 289115), (106, 240020), (110, 231292), (212, 120010), (220, 115646), (265, 96008), (424, 60005), (440, 57823), (530, 48004), (583, 43640), (1060, 24002), (1091, 23320), (1166, 21820), (2120, 12001), (2182, 11660), (2332, 10910), (2915, 8728), (4364, 5830), (4664, 5455)]