71307790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1621}}^1$

素因数の和:1764

約数の個数: 32

約数和(自身を含む): 132433056

約数和(自身を除く): 61125266

約数列:

[1, 2, 5, 10, 53, 83, 106, 166, 265, 415, 530, 830, 1621, 3242, 4399, 8105, 8798, 16210, 21995, 43990, 85913, 134543, 171826, 269086, 429565, 672715, 859130, 1345430, 7130779, 14261558, 35653895, 71307790]

約数ペア:

[(1, 71307790), (2, 35653895), (5, 14261558), (10, 7130779), (53, 1345430), (83, 859130), (106, 672715), (166, 429565), (265, 269086), (415, 171826), (530, 134543), (830, 85913), (1621, 43990), (3242, 21995), (4399, 16210), (8105, 8798)]