20161102300

素因数分解:

$2^2\times 5^2\times {\mathrm{647}}^1\times {\mathrm{311609}}^1$

素因数の和:312270

約数の個数: 36

約数和(自身を含む): 43817351760

約数和(自身を除く): 23656249460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 647, 1294, 2588, 3235, 6470, 12940, 16175, 32350, 64700, 311609, 623218, 1246436, 1558045, 3116090, 6232180, 7790225, 15580450, 31160900, 201611023, 403222046, 806444092, 1008055115, 2016110230, 4032220460, 5040275575, 10080551150, 20161102300]

約数ペア:

[(1, 20161102300), (2, 10080551150), (4, 5040275575), (5, 4032220460), (10, 2016110230), (20, 1008055115), (25, 806444092), (50, 403222046), (100, 201611023), (647, 31160900), (1294, 15580450), (2588, 7790225), (3235, 6232180), (6470, 3116090), (12940, 1558045), (16175, 1246436), (32350, 623218), (64700, 311609)]