71644528

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{263399}}^1$

素因数の和:263424

約数の個数: 20

約数和(自身を含む): 146977200

約数和(自身を除く): 75332672

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 263399, 526798, 1053596, 2107192, 4214384, 4477783, 8955566, 17911132, 35822264, 71644528]

約数ペア:

[(1, 71644528), (2, 35822264), (4, 17911132), (8, 8955566), (16, 4477783), (17, 4214384), (34, 2107192), (68, 1053596), (136, 526798), (272, 263399)]