67889380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8423}}^1$

素因数の和:8476

約数の個数: 48

約数和(自身を含む): 158505984

約数和(自身を除く): 90616604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 8423, 16846, 33692, 42115, 84230, 109499, 168460, 218998, 261113, 437996, 522226, 547495, 1044452, 1094990, 1305565, 2189980, 2611130, 3394469, 5222260, 6788938, 13577876, 16972345, 33944690, 67889380]

約数ペア:

[(1, 67889380), (2, 33944690), (4, 16972345), (5, 13577876), (10, 6788938), (13, 5222260), (20, 3394469), (26, 2611130), (31, 2189980), (52, 1305565), (62, 1094990), (65, 1044452), (124, 547495), (130, 522226), (155, 437996), (260, 261113), (310, 218998), (403, 168460), (620, 109499), (806, 84230), (1612, 42115), (2015, 33692), (4030, 16846), (8060, 8423)]