66315470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 139962816

約数和(自身を除く): 73647346

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 37, 65, 74, 85, 130, 170, 185, 221, 370, 442, 481, 629, 811, 962, 1105, 1258, 1622, 2210, 2405, 3145, 4055, 4810, 6290, 8110, 8177, 10543, 13787, 16354, 21086, 27574, 30007, 40885, 52715, 60014, 68935, 81770, 105430, 137870, 150035, 179231, 300070, 358462, 390091, 510119, 780182, 896155, 1020238, 1792310, 1950455, 2550595, 3900910, 5101190, 6631547, 13263094, 33157735, 66315470]

約数ペア:

[(1, 66315470), (2, 33157735), (5, 13263094), (10, 6631547), (13, 5101190), (17, 3900910), (26, 2550595), (34, 1950455), (37, 1792310), (65, 1020238), (74, 896155), (85, 780182), (130, 510119), (170, 390091), (185, 358462), (221, 300070), (370, 179231), (442, 150035), (481, 137870), (629, 105430), (811, 81770), (962, 68935), (1105, 60014), (1258, 52715), (1622, 40885), (2210, 30007), (2405, 27574), (3145, 21086), (4055, 16354), (4810, 13787), (6290, 10543), (8110, 8177)]