70821604

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 145313280

約数和(自身を除く): 74491676

約数列:

[1, 2, 4, 7, 14, 28, 79, 101, 158, 202, 316, 317, 404, 553, 634, 707, 1106, 1268, 1414, 2212, 2219, 2828, 4438, 7979, 8876, 15958, 25043, 31916, 32017, 50086, 55853, 64034, 100172, 111706, 128068, 175301, 223412, 224119, 350602, 448238, 701204, 896476, 2529343, 5058686, 10117372, 17705401, 35410802, 70821604]

約数ペア:

[(1, 70821604), (2, 35410802), (4, 17705401), (7, 10117372), (14, 5058686), (28, 2529343), (79, 896476), (101, 701204), (158, 448238), (202, 350602), (316, 224119), (317, 223412), (404, 175301), (553, 128068), (634, 111706), (707, 100172), (1106, 64034), (1268, 55853), (1414, 50086), (2212, 32017), (2219, 31916), (2828, 25043), (4438, 15958), (7979, 8876)]