71897710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1667}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 136909440

約数和(自身を除く): 65011730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 227, 454, 1135, 1667, 2270, 3334, 4313, 8335, 8626, 16670, 21565, 31673, 43130, 63346, 158365, 316730, 378409, 756818, 1892045, 3784090, 7189771, 14379542, 35948855, 71897710]

約数ペア:

[(1, 71897710), (2, 35948855), (5, 14379542), (10, 7189771), (19, 3784090), (38, 1892045), (95, 756818), (190, 378409), (227, 316730), (454, 158365), (1135, 63346), (1667, 43130), (2270, 31673), (3334, 21565), (4313, 16670), (8335, 8626)]