74639630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18521}}^1$

素因数の和:18572

約数の個数: 32

約数和(自身を含む): 149361408

約数和(自身を除く): 74721778

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 18521, 37042, 92605, 185210, 240773, 481546, 574151, 1148302, 1203865, 2407730, 2870755, 5741510, 7463963, 14927926, 37319815, 74639630]

約数ペア:

[(1, 74639630), (2, 37319815), (5, 14927926), (10, 7463963), (13, 5741510), (26, 2870755), (31, 2407730), (62, 1203865), (65, 1148302), (130, 574151), (155, 481546), (310, 240773), (403, 185210), (806, 92605), (2015, 37042), (4030, 18521)]