66199720

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2141}}^1$

素因数の和:2925

約数の個数: 32

約数和(自身を含む): 149211720

約数和(自身を除く): 83012000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 2141, 3092, 3865, 4282, 6184, 7730, 8564, 10705, 15460, 17128, 21410, 30920, 42820, 85640, 1654993, 3309986, 6619972, 8274965, 13239944, 16549930, 33099860, 66199720]

約数ペア:

[(1, 66199720), (2, 33099860), (4, 16549930), (5, 13239944), (8, 8274965), (10, 6619972), (20, 3309986), (40, 1654993), (773, 85640), (1546, 42820), (2141, 30920), (3092, 21410), (3865, 17128), (4282, 15460), (6184, 10705), (7730, 8564)]