81426060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{50263}}^1$

素因数の和:50284

約数の個数: 60

約数和(自身を含む): 255441648

約数和(自身を除く): 174015588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 50263, 100526, 150789, 201052, 251315, 301578, 452367, 502630, 603156, 753945, 904734, 1005260, 1357101, 1507890, 1809468, 2261835, 2714202, 3015780, 4071303, 4523670, 5428404, 6785505, 8142606, 9047340, 13571010, 16285212, 20356515, 27142020, 40713030, 81426060]

約数ペア:

[(1, 81426060), (2, 40713030), (3, 27142020), (4, 20356515), (5, 16285212), (6, 13571010), (9, 9047340), (10, 8142606), (12, 6785505), (15, 5428404), (18, 4523670), (20, 4071303), (27, 3015780), (30, 2714202), (36, 2261835), (45, 1809468), (54, 1507890), (60, 1357101), (81, 1005260), (90, 904734), (108, 753945), (135, 603156), (162, 502630), (180, 452367), (270, 301578), (324, 251315), (405, 201052), (540, 150789), (810, 100526), (1620, 50263)]