89565440

素因数分解:

$2^8\times 5^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 216336960

約数和(自身を除く): 126771520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 256, 320, 334, 419, 640, 668, 835, 838, 1280, 1336, 1670, 1676, 2095, 2672, 3340, 3352, 4190, 5344, 6680, 6704, 8380, 10688, 13360, 13408, 16760, 21376, 26720, 26816, 33520, 42752, 53440, 53632, 67040, 69973, 106880, 107264, 134080, 139946, 213760, 268160, 279892, 349865, 536320, 559784, 699730, 1119568, 1399460, 2239136, 2798920, 4478272, 5597840, 8956544, 11195680, 17913088, 22391360, 44782720, 89565440]

約数ペア:

[(1, 89565440), (2, 44782720), (4, 22391360), (5, 17913088), (8, 11195680), (10, 8956544), (16, 5597840), (20, 4478272), (32, 2798920), (40, 2239136), (64, 1399460), (80, 1119568), (128, 699730), (160, 559784), (167, 536320), (256, 349865), (320, 279892), (334, 268160), (419, 213760), (640, 139946), (668, 134080), (835, 107264), (838, 106880), (1280, 69973), (1336, 67040), (1670, 53632), (1676, 53440), (2095, 42752), (2672, 33520), (3340, 26816), (3352, 26720), (4190, 21376), (5344, 16760), (6680, 13408), (6704, 13360), (8380, 10688)]