66268960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21799}}^1$

素因数の和:21833

約数の個数: 48

約数和(自身を含む): 164808000

約数和(自身を除く): 98539040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21799, 43598, 87196, 108995, 174392, 217990, 348784, 414181, 435980, 697568, 828362, 871960, 1656724, 1743920, 2070905, 3313448, 3487840, 4141810, 6626896, 8283620, 13253792, 16567240, 33134480, 66268960]

約数ペア:

[(1, 66268960), (2, 33134480), (4, 16567240), (5, 13253792), (8, 8283620), (10, 6626896), (16, 4141810), (19, 3487840), (20, 3313448), (32, 2070905), (38, 1743920), (40, 1656724), (76, 871960), (80, 828362), (95, 697568), (152, 435980), (160, 414181), (190, 348784), (304, 217990), (380, 174392), (608, 108995), (760, 87196), (1520, 43598), (3040, 21799)]