64581520

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3001}}^1$

素因数の和:3283

約数の個数: 40

約数和(自身を含む): 150760440

約数和(自身を除く): 86178920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 3001, 4304, 5380, 6002, 10760, 12004, 15005, 21520, 24008, 30010, 48016, 60020, 120040, 240080, 807269, 1614538, 3229076, 4036345, 6458152, 8072690, 12916304, 16145380, 32290760, 64581520]

約数ペア:

[(1, 64581520), (2, 32290760), (4, 16145380), (5, 12916304), (8, 8072690), (10, 6458152), (16, 4036345), (20, 3229076), (40, 1614538), (80, 807269), (269, 240080), (538, 120040), (1076, 60020), (1345, 48016), (2152, 30010), (2690, 24008), (3001, 21520), (4304, 15005), (5380, 12004), (6002, 10760)]