71858570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 85631350

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 97, 133, 190, 194, 266, 485, 557, 665, 679, 970, 1114, 1330, 1358, 1843, 2785, 3395, 3686, 3899, 5570, 6790, 7798, 9215, 10583, 12901, 18430, 19495, 21166, 25802, 38990, 52915, 54029, 64505, 74081, 105830, 108058, 129010, 148162, 270145, 370405, 378203, 540290, 740810, 756406, 1026551, 1891015, 2053102, 3782030, 5132755, 7185857, 10265510, 14371714, 35929285, 71858570]

約数ペア:

[(1, 71858570), (2, 35929285), (5, 14371714), (7, 10265510), (10, 7185857), (14, 5132755), (19, 3782030), (35, 2053102), (38, 1891015), (70, 1026551), (95, 756406), (97, 740810), (133, 540290), (190, 378203), (194, 370405), (266, 270145), (485, 148162), (557, 129010), (665, 108058), (679, 105830), (970, 74081), (1114, 64505), (1330, 54029), (1358, 52915), (1843, 38990), (2785, 25802), (3395, 21166), (3686, 19495), (3899, 18430), (5570, 12901), (6790, 10583), (7798, 9215)]