1949125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 16

約数和(自身を含む): 2515968

約数和(自身を除く): 566843

約数列:

[1, 5, 25, 31, 125, 155, 503, 775, 2515, 3875, 12575, 15593, 62875, 77965, 389825, 1949125]

約数ペア:

[(1, 1949125), (5, 389825), (25, 77965), (31, 62875), (125, 15593), (155, 12575), (503, 3875), (775, 2515)]