77773040

素因数分解:

$2^4\times 5^1\times {\mathrm{972163}}^1$

素因数の和:972176

約数の個数: 20

約数和(自身を含む): 180822504

約数和(自身を除く): 103049464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 972163, 1944326, 3888652, 4860815, 7777304, 9721630, 15554608, 19443260, 38886520, 77773040]

約数ペア:

[(1, 77773040), (2, 38886520), (4, 19443260), (5, 15554608), (8, 9721630), (10, 7777304), (16, 4860815), (20, 3888652), (40, 1944326), (80, 972163)]