155372620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 373234176

約数和(自身を除く): 217861556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 148, 155, 185, 260, 310, 370, 403, 481, 521, 620, 740, 806, 962, 1042, 1147, 1612, 1924, 2015, 2084, 2294, 2405, 2605, 4030, 4588, 4810, 5210, 5735, 6773, 8060, 9620, 10420, 11470, 13546, 14911, 16151, 19277, 22940, 27092, 29822, 32302, 33865, 38554, 59644, 64604, 67730, 74555, 77108, 80755, 96385, 135460, 149110, 161510, 192770, 209963, 250601, 298220, 323020, 385540, 419926, 501202, 597587, 839852, 1002404, 1049815, 1195174, 1253005, 2099630, 2390348, 2506010, 2987935, 4199260, 5012020, 5975870, 7768631, 11951740, 15537262, 31074524, 38843155, 77686310, 155372620]

約数ペア:

[(1, 155372620), (2, 77686310), (4, 38843155), (5, 31074524), (10, 15537262), (13, 11951740), (20, 7768631), (26, 5975870), (31, 5012020), (37, 4199260), (52, 2987935), (62, 2506010), (65, 2390348), (74, 2099630), (124, 1253005), (130, 1195174), (148, 1049815), (155, 1002404), (185, 839852), (260, 597587), (310, 501202), (370, 419926), (403, 385540), (481, 323020), (521, 298220), (620, 250601), (740, 209963), (806, 192770), (962, 161510), (1042, 149110), (1147, 135460), (1612, 96385), (1924, 80755), (2015, 77108), (2084, 74555), (2294, 67730), (2405, 64604), (2605, 59644), (4030, 38554), (4588, 33865), (4810, 32302), (5210, 29822), (5735, 27092), (6773, 22940), (8060, 19277), (9620, 16151), (10420, 14911), (11470, 13546)]