168850425

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 291088512

約数和(自身を除く): 122238087

約数列:

[1, 3, 5, 15, 25, 37, 71, 75, 111, 185, 213, 355, 555, 857, 925, 1065, 1775, 2571, 2627, 2775, 4285, 5325, 7881, 12855, 13135, 21425, 31709, 39405, 60847, 64275, 65675, 95127, 158545, 182541, 197025, 304235, 475635, 792725, 912705, 1521175, 2251339, 2378175, 4563525, 6754017, 11256695, 33770085, 56283475, 168850425]

約数ペア:

[(1, 168850425), (3, 56283475), (5, 33770085), (15, 11256695), (25, 6754017), (37, 4563525), (71, 2378175), (75, 2251339), (111, 1521175), (185, 912705), (213, 792725), (355, 475635), (555, 304235), (857, 197025), (925, 182541), (1065, 158545), (1775, 95127), (2571, 65675), (2627, 64275), (2775, 60847), (4285, 39405), (5325, 31709), (7881, 21425), (12855, 13135)]