160397680

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8389}}^1$

素因数の和:8641

約数の個数: 40

約数和(自身を含む): 374529600

約数和(自身を除く): 214131920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 8389, 9560, 16778, 19120, 33556, 41945, 67112, 83890, 134224, 167780, 335560, 671120, 2004971, 4009942, 8019884, 10024855, 16039768, 20049710, 32079536, 40099420, 80198840, 160397680]

約数ペア:

[(1, 160397680), (2, 80198840), (4, 40099420), (5, 32079536), (8, 20049710), (10, 16039768), (16, 10024855), (20, 8019884), (40, 4009942), (80, 2004971), (239, 671120), (478, 335560), (956, 167780), (1195, 134224), (1912, 83890), (2390, 67112), (3824, 41945), (4780, 33556), (8389, 19120), (9560, 16778)]