80335850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2579}}^1$

素因数の和:2687

約数の個数: 48

約数和(自身を含む): 172756800

約数和(自身を除く): 92420950

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 1246, 2225, 2579, 3115, 4450, 5158, 6230, 12895, 15575, 18053, 25790, 31150, 36106, 64475, 90265, 128950, 180530, 229531, 451325, 459062, 902650, 1147655, 1606717, 2295310, 3213434, 5738275, 8033585, 11476550, 16067170, 40167925, 80335850]

約数ペア:

[(1, 80335850), (2, 40167925), (5, 16067170), (7, 11476550), (10, 8033585), (14, 5738275), (25, 3213434), (35, 2295310), (50, 1606717), (70, 1147655), (89, 902650), (175, 459062), (178, 451325), (350, 229531), (445, 180530), (623, 128950), (890, 90265), (1246, 64475), (2225, 36106), (2579, 31150), (3115, 25790), (4450, 18053), (5158, 15575), (6230, 12895)]