70045820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4021}}^1$

素因数の和:4110

約数の個数: 48

約数和(自身を含む): 160815648

約数和(自身を除く): 90769828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4021, 4355, 8042, 8710, 16084, 17420, 20105, 40210, 52273, 80420, 104546, 209092, 261365, 269407, 522730, 538814, 1045460, 1077628, 1347035, 2694070, 3502291, 5388140, 7004582, 14009164, 17511455, 35022910, 70045820]

約数ペア:

[(1, 70045820), (2, 35022910), (4, 17511455), (5, 14009164), (10, 7004582), (13, 5388140), (20, 3502291), (26, 2694070), (52, 1347035), (65, 1077628), (67, 1045460), (130, 538814), (134, 522730), (260, 269407), (268, 261365), (335, 209092), (670, 104546), (871, 80420), (1340, 52273), (1742, 40210), (3484, 20105), (4021, 17420), (4355, 16084), (8042, 8710)]