31509170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 71442432

約数和(自身を除く): 39933262

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 151, 154, 271, 302, 385, 542, 755, 770, 1057, 1355, 1510, 1661, 1897, 2114, 2710, 2981, 3322, 3794, 5285, 5962, 8305, 9485, 10570, 11627, 14905, 16610, 18970, 20867, 23254, 29810, 40921, 41734, 58135, 81842, 104335, 116270, 204605, 208670, 286447, 409210, 450131, 572894, 900262, 1432235, 2250655, 2864470, 3150917, 4501310, 6301834, 15754585, 31509170]

約数ペア:

[(1, 31509170), (2, 15754585), (5, 6301834), (7, 4501310), (10, 3150917), (11, 2864470), (14, 2250655), (22, 1432235), (35, 900262), (55, 572894), (70, 450131), (77, 409210), (110, 286447), (151, 208670), (154, 204605), (271, 116270), (302, 104335), (385, 81842), (542, 58135), (755, 41734), (770, 40921), (1057, 29810), (1355, 23254), (1510, 20867), (1661, 18970), (1897, 16610), (2114, 14905), (2710, 11627), (2981, 10570), (3322, 9485), (3794, 8305), (5285, 5962)]