25610220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1801}}^1$

素因数の和:1895

約数の個数: 72

約数和(自身を含む): 78711360

約数和(自身を除く): 53101140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 1801, 2370, 2844, 3555, 3602, 4740, 5403, 7110, 7204, 9005, 10806, 14220, 16209, 18010, 21612, 27015, 32418, 36020, 54030, 64836, 81045, 108060, 142279, 162090, 284558, 324180, 426837, 569116, 711395, 853674, 1280511, 1422790, 1707348, 2134185, 2561022, 2845580, 4268370, 5122044, 6402555, 8536740, 12805110, 25610220]

約数ペア:

[(1, 25610220), (2, 12805110), (3, 8536740), (4, 6402555), (5, 5122044), (6, 4268370), (9, 2845580), (10, 2561022), (12, 2134185), (15, 1707348), (18, 1422790), (20, 1280511), (30, 853674), (36, 711395), (45, 569116), (60, 426837), (79, 324180), (90, 284558), (158, 162090), (180, 142279), (237, 108060), (316, 81045), (395, 64836), (474, 54030), (711, 36020), (790, 32418), (948, 27015), (1185, 21612), (1422, 18010), (1580, 16209), (1801, 14220), (2370, 10806), (2844, 9005), (3555, 7204), (3602, 7110), (4740, 5403)]