66821430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5527}}^1$

素因数の和:5581

約数の個数: 64

約数和(自身を含む): 178311168

約数和(自身を除く): 111489738

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 5527, 6045, 11054, 12090, 16581, 27635, 33162, 55270, 71851, 82905, 143702, 165810, 171337, 215553, 342674, 359255, 431106, 514011, 718510, 856685, 1028022, 1077765, 1713370, 2155530, 2227381, 2570055, 4454762, 5140110, 6682143, 11136905, 13364286, 22273810, 33410715, 66821430]

約数ペア:

[(1, 66821430), (2, 33410715), (3, 22273810), (5, 13364286), (6, 11136905), (10, 6682143), (13, 5140110), (15, 4454762), (26, 2570055), (30, 2227381), (31, 2155530), (39, 1713370), (62, 1077765), (65, 1028022), (78, 856685), (93, 718510), (130, 514011), (155, 431106), (186, 359255), (195, 342674), (310, 215553), (390, 171337), (403, 165810), (465, 143702), (806, 82905), (930, 71851), (1209, 55270), (2015, 33162), (2418, 27635), (4030, 16581), (5527, 12090), (6045, 11054)]