78572490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19993}}^1$

素因数の和:20134

約数の個数: 32

約数和(自身を含む): 190022976

約数和(自身を除く): 111450486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 19993, 39986, 59979, 99965, 119958, 199930, 299895, 599790, 2619083, 5238166, 7857249, 13095415, 15714498, 26190830, 39286245, 78572490]

約数ペア:

[(1, 78572490), (2, 39286245), (3, 26190830), (5, 15714498), (6, 13095415), (10, 7857249), (15, 5238166), (30, 2619083), (131, 599790), (262, 299895), (393, 199930), (655, 119958), (786, 99965), (1310, 59979), (1965, 39986), (3930, 19993)]