156908375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 212319744

約数和(自身を除く): 55411369

約数列:

[1, 5, 13, 25, 65, 125, 223, 325, 433, 1115, 1625, 2165, 2899, 5575, 5629, 10825, 14495, 27875, 28145, 54125, 72475, 96559, 140725, 362375, 482795, 703625, 1255267, 2413975, 6276335, 12069875, 31381675, 156908375]

約数ペア:

[(1, 156908375), (5, 31381675), (13, 12069875), (25, 6276335), (65, 2413975), (125, 1255267), (223, 703625), (325, 482795), (433, 362375), (1115, 140725), (1625, 96559), (2165, 72475), (2899, 54125), (5575, 28145), (5629, 27875), (10825, 14495)]