70568420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4051}}^1$

素因数の和:4140

約数の個数: 48

約数和(自身を含む): 162015168

約数和(自身を除く): 91446748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4051, 4355, 8102, 8710, 16204, 17420, 20255, 40510, 52663, 81020, 105326, 210652, 263315, 271417, 526630, 542834, 1053260, 1085668, 1357085, 2714170, 3528421, 5428340, 7056842, 14113684, 17642105, 35284210, 70568420]

約数ペア:

[(1, 70568420), (2, 35284210), (4, 17642105), (5, 14113684), (10, 7056842), (13, 5428340), (20, 3528421), (26, 2714170), (52, 1357085), (65, 1085668), (67, 1053260), (130, 542834), (134, 526630), (260, 271417), (268, 263315), (335, 210652), (670, 105326), (871, 81020), (1340, 52663), (1742, 40510), (3484, 20255), (4051, 17420), (4355, 16204), (8102, 8710)]