25454380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1609}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 61669440

約数和(自身を除く): 36215060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 1609, 2260, 3164, 3218, 3955, 6436, 7910, 8045, 11263, 15820, 16090, 22526, 32180, 45052, 56315, 112630, 181817, 225260, 363634, 727268, 909085, 1272719, 1818170, 2545438, 3636340, 5090876, 6363595, 12727190, 25454380]

約数ペア:

[(1, 25454380), (2, 12727190), (4, 6363595), (5, 5090876), (7, 3636340), (10, 2545438), (14, 1818170), (20, 1272719), (28, 909085), (35, 727268), (70, 363634), (113, 225260), (140, 181817), (226, 112630), (452, 56315), (565, 45052), (791, 32180), (1130, 22526), (1582, 16090), (1609, 15820), (2260, 11263), (3164, 8045), (3218, 7910), (3955, 6436)]