210857375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 282979008

約数和(自身を除く): 72121633

約数列:

[1, 5, 17, 25, 67, 85, 125, 335, 425, 1139, 1481, 1675, 2125, 5695, 7405, 8375, 25177, 28475, 37025, 99227, 125885, 142375, 185125, 496135, 629425, 1686859, 2480675, 3147125, 8434295, 12403375, 42171475, 210857375]

約数ペア:

[(1, 210857375), (5, 42171475), (17, 12403375), (25, 8434295), (67, 3147125), (85, 2480675), (125, 1686859), (335, 629425), (425, 496135), (1139, 185125), (1481, 142375), (1675, 125885), (2125, 99227), (5695, 37025), (7405, 28475), (8375, 25177)]