64875640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 153653760

約数和(自身を除く): 88778120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 467, 604, 755, 920, 934, 1208, 1510, 1868, 2335, 3020, 3473, 3736, 4670, 6040, 6946, 9340, 10741, 13892, 17365, 18680, 21482, 27784, 34730, 42964, 53705, 69460, 70517, 85928, 107410, 138920, 141034, 214820, 282068, 352585, 429640, 564136, 705170, 1410340, 1621891, 2820680, 3243782, 6487564, 8109455, 12975128, 16218910, 32437820, 64875640]

約数ペア:

[(1, 64875640), (2, 32437820), (4, 16218910), (5, 12975128), (8, 8109455), (10, 6487564), (20, 3243782), (23, 2820680), (40, 1621891), (46, 1410340), (92, 705170), (115, 564136), (151, 429640), (184, 352585), (230, 282068), (302, 214820), (460, 141034), (467, 138920), (604, 107410), (755, 85928), (920, 70517), (934, 69460), (1208, 53705), (1510, 42964), (1868, 34730), (2335, 27784), (3020, 21482), (3473, 18680), (3736, 17365), (4670, 13892), (6040, 10741), (6946, 9340)]