81914664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2549}}^1$

素因数の和:2674

約数の個数: 64

約数和(自身を含む): 222768000

約数和(自身を除く): 140853336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 206, 309, 312, 412, 618, 824, 1236, 1339, 2472, 2549, 2678, 4017, 5098, 5356, 7647, 8034, 10196, 10712, 15294, 16068, 20392, 30588, 32136, 33137, 61176, 66274, 99411, 132548, 198822, 262547, 265096, 397644, 525094, 787641, 795288, 1050188, 1575282, 2100376, 3150564, 3413111, 6301128, 6826222, 10239333, 13652444, 20478666, 27304888, 40957332, 81914664]

約数ペア:

[(1, 81914664), (2, 40957332), (3, 27304888), (4, 20478666), (6, 13652444), (8, 10239333), (12, 6826222), (13, 6301128), (24, 3413111), (26, 3150564), (39, 2100376), (52, 1575282), (78, 1050188), (103, 795288), (104, 787641), (156, 525094), (206, 397644), (309, 265096), (312, 262547), (412, 198822), (618, 132548), (824, 99411), (1236, 66274), (1339, 61176), (2472, 33137), (2549, 32136), (2678, 30588), (4017, 20392), (5098, 16068), (5356, 15294), (7647, 10712), (8034, 10196)]