71503340

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{19973}}^1$

素因数の和:20161

約数の個数: 24

約数和(自身を含む): 151003440

約数和(自身を除く): 79500100

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 19973, 39946, 79892, 99865, 199730, 399460, 3575167, 7150334, 14300668, 17875835, 35751670, 71503340]

約数ペア:

[(1, 71503340), (2, 35751670), (4, 17875835), (5, 14300668), (10, 7150334), (20, 3575167), (179, 399460), (358, 199730), (716, 99865), (895, 79892), (1790, 39946), (3580, 19973)]