71354355560

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2516021}}^1$

素因数の和:2516741

約数の個数: 32

約数和(自身を含む): 160773805800

約数和(自身を除く): 89419450240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3545, 5672, 7090, 14180, 28360, 2516021, 5032042, 10064084, 12580105, 20128168, 25160210, 50320420, 100640840, 1783858889, 3567717778, 7135435556, 8919294445, 14270871112, 17838588890, 35677177780, 71354355560]

約数ペア:

[(1, 71354355560), (2, 35677177780), (4, 17838588890), (5, 14270871112), (8, 8919294445), (10, 7135435556), (20, 3567717778), (40, 1783858889), (709, 100640840), (1418, 50320420), (2836, 25160210), (3545, 20128168), (5672, 12580105), (7090, 10064084), (14180, 5032042), (28360, 2516021)]