64114640

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4799}}^1$

素因数の和:4979

約数の個数: 40

約数和(自身を含む): 149990400

約数和(自身を除く): 85875760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4799, 6680, 9598, 13360, 19196, 23995, 38392, 47990, 76784, 95980, 191960, 383920, 801433, 1602866, 3205732, 4007165, 6411464, 8014330, 12822928, 16028660, 32057320, 64114640]

約数ペア:

[(1, 64114640), (2, 32057320), (4, 16028660), (5, 12822928), (8, 8014330), (10, 6411464), (16, 4007165), (20, 3205732), (40, 1602866), (80, 801433), (167, 383920), (334, 191960), (668, 95980), (835, 76784), (1336, 47990), (1670, 38392), (2672, 23995), (3340, 19196), (4799, 13360), (6680, 9598)]