9038900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 22420440

約数和(自身を除く): 13381540

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 409, 425, 442, 650, 818, 850, 884, 1105, 1300, 1636, 1700, 2045, 2210, 4090, 4420, 5317, 5525, 6953, 8180, 10225, 10634, 11050, 13906, 20450, 21268, 22100, 26585, 27812, 34765, 40900, 53170, 69530, 90389, 106340, 132925, 139060, 173825, 180778, 265850, 347650, 361556, 451945, 531700, 695300, 903890, 1807780, 2259725, 4519450, 9038900]

約数ペア:

[(1, 9038900), (2, 4519450), (4, 2259725), (5, 1807780), (10, 903890), (13, 695300), (17, 531700), (20, 451945), (25, 361556), (26, 347650), (34, 265850), (50, 180778), (52, 173825), (65, 139060), (68, 132925), (85, 106340), (100, 90389), (130, 69530), (170, 53170), (221, 40900), (260, 34765), (325, 27812), (340, 26585), (409, 22100), (425, 21268), (442, 20450), (650, 13906), (818, 11050), (850, 10634), (884, 10225), (1105, 8180), (1300, 6953), (1636, 5525), (1700, 5317), (2045, 4420), (2210, 4090)]