255961730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43457}}^1$

素因数の和:43514

約数の個数: 32

約数和(自身を含む): 500636160

約数和(自身を除く): 244674430

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 43457, 86914, 217285, 434570, 825683, 1347167, 1651366, 2694334, 4128415, 6735835, 8256830, 13471670, 25596173, 51192346, 127980865, 255961730]

約数ペア:

[(1, 255961730), (2, 127980865), (5, 51192346), (10, 25596173), (19, 13471670), (31, 8256830), (38, 6735835), (62, 4128415), (95, 2694334), (155, 1651366), (190, 1347167), (310, 825683), (589, 434570), (1178, 217285), (2945, 86914), (5890, 43457)]