66553280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6709}}^1$

素因数の和:6757

約数の個数: 56

約数和(自身を含む): 163616640

約数和(自身を除く): 97063360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 6709, 9920, 13418, 26836, 33545, 53672, 67090, 107344, 134180, 207979, 214688, 268360, 415958, 429376, 536720, 831916, 1039895, 1073440, 1663832, 2079790, 2146880, 3327664, 4159580, 6655328, 8319160, 13310656, 16638320, 33276640, 66553280]

約数ペア:

[(1, 66553280), (2, 33276640), (4, 16638320), (5, 13310656), (8, 8319160), (10, 6655328), (16, 4159580), (20, 3327664), (31, 2146880), (32, 2079790), (40, 1663832), (62, 1073440), (64, 1039895), (80, 831916), (124, 536720), (155, 429376), (160, 415958), (248, 268360), (310, 214688), (320, 207979), (496, 134180), (620, 107344), (992, 67090), (1240, 53672), (1984, 33545), (2480, 26836), (4960, 13418), (6709, 9920)]