81589590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22111}}^1$

素因数の和:22165

約数の個数: 48

約数和(自身を含む): 217316736

約数和(自身を除く): 135727146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 22111, 44222, 66333, 110555, 132666, 198999, 221110, 331665, 397998, 663330, 906551, 994995, 1813102, 1989990, 2719653, 4532755, 5439306, 8158959, 9065510, 13598265, 16317918, 27196530, 40794795, 81589590]

約数ペア:

[(1, 81589590), (2, 40794795), (3, 27196530), (5, 16317918), (6, 13598265), (9, 9065510), (10, 8158959), (15, 5439306), (18, 4532755), (30, 2719653), (41, 1989990), (45, 1813102), (82, 994995), (90, 906551), (123, 663330), (205, 397998), (246, 331665), (369, 221110), (410, 198999), (615, 132666), (738, 110555), (1230, 66333), (1845, 44222), (3690, 22111)]