61258540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{769}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 147470400

約数和(自身を除く): 86211860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 769, 1138, 1538, 2276, 2845, 3076, 3845, 3983, 5383, 5690, 7690, 7966, 10766, 11380, 15380, 15932, 19915, 21532, 26915, 39830, 53830, 79660, 107660, 437561, 875122, 1750244, 2187805, 3062927, 4375610, 6125854, 8751220, 12251708, 15314635, 30629270, 61258540]

約数ペア:

[(1, 61258540), (2, 30629270), (4, 15314635), (5, 12251708), (7, 8751220), (10, 6125854), (14, 4375610), (20, 3062927), (28, 2187805), (35, 1750244), (70, 875122), (140, 437561), (569, 107660), (769, 79660), (1138, 53830), (1538, 39830), (2276, 26915), (2845, 21532), (3076, 19915), (3845, 15932), (3983, 15380), (5383, 11380), (5690, 10766), (7690, 7966)]