161796310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 334756800

約数和(自身を除く): 172960490

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 179, 221, 358, 409, 442, 818, 895, 1105, 1790, 2045, 2210, 2327, 3043, 4090, 4654, 5317, 6086, 6953, 10634, 11635, 13906, 15215, 23270, 26585, 30430, 34765, 39559, 53170, 69530, 73211, 79118, 90389, 146422, 180778, 197795, 366055, 395590, 451945, 732110, 903890, 951743, 1244587, 1903486, 2489174, 4758715, 6222935, 9517430, 12445870, 16179631, 32359262, 80898155, 161796310]

約数ペア:

[(1, 161796310), (2, 80898155), (5, 32359262), (10, 16179631), (13, 12445870), (17, 9517430), (26, 6222935), (34, 4758715), (65, 2489174), (85, 1903486), (130, 1244587), (170, 951743), (179, 903890), (221, 732110), (358, 451945), (409, 395590), (442, 366055), (818, 197795), (895, 180778), (1105, 146422), (1790, 90389), (2045, 79118), (2210, 73211), (2327, 69530), (3043, 53170), (4090, 39559), (4654, 34765), (5317, 30430), (6086, 26585), (6953, 23270), (10634, 15215), (11635, 13906)]