25782660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{631}}^1$

素因数の和:873

約数の個数: 72

約数和(自身を含む): 78676416

約数和(自身を除く): 52893756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 631, 681, 908, 1135, 1262, 1362, 1893, 2043, 2270, 2524, 2724, 3155, 3405, 3786, 4086, 4540, 5679, 6310, 6810, 7572, 8172, 9465, 10215, 11358, 12620, 13620, 18930, 20430, 22716, 28395, 37860, 40860, 56790, 113580, 143237, 286474, 429711, 572948, 716185, 859422, 1289133, 1432370, 1718844, 2148555, 2578266, 2864740, 4297110, 5156532, 6445665, 8594220, 12891330, 25782660]

約数ペア:

[(1, 25782660), (2, 12891330), (3, 8594220), (4, 6445665), (5, 5156532), (6, 4297110), (9, 2864740), (10, 2578266), (12, 2148555), (15, 1718844), (18, 1432370), (20, 1289133), (30, 859422), (36, 716185), (45, 572948), (60, 429711), (90, 286474), (180, 143237), (227, 113580), (454, 56790), (631, 40860), (681, 37860), (908, 28395), (1135, 22716), (1262, 20430), (1362, 18930), (1893, 13620), (2043, 12620), (2270, 11358), (2524, 10215), (2724, 9465), (3155, 8172), (3405, 7572), (3786, 6810), (4086, 6310), (4540, 5679)]