508728700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 1137319568

約数和(自身を除く): 628590868

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 193, 215, 386, 430, 613, 772, 860, 965, 1075, 1226, 1930, 2150, 2452, 3065, 3860, 4300, 4825, 6130, 8299, 9650, 12260, 15325, 16598, 19300, 26359, 30650, 33196, 41495, 52718, 61300, 82990, 105436, 118309, 131795, 165980, 207475, 236618, 263590, 414950, 473236, 527180, 591545, 658975, 829900, 1183090, 1317950, 2366180, 2635900, 2957725, 5087287, 5915450, 10174574, 11830900, 20349148, 25436435, 50872870, 101745740, 127182175, 254364350, 508728700]

約数ペア:

[(1, 508728700), (2, 254364350), (4, 127182175), (5, 101745740), (10, 50872870), (20, 25436435), (25, 20349148), (43, 11830900), (50, 10174574), (86, 5915450), (100, 5087287), (172, 2957725), (193, 2635900), (215, 2366180), (386, 1317950), (430, 1183090), (613, 829900), (772, 658975), (860, 591545), (965, 527180), (1075, 473236), (1226, 414950), (1930, 263590), (2150, 236618), (2452, 207475), (3065, 165980), (3860, 131795), (4300, 118309), (4825, 105436), (6130, 82990), (8299, 61300), (9650, 52718), (12260, 41495), (15325, 33196), (16598, 30650), (19300, 26359)]