208083875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 273297024

約数和(自身を除く): 65213149

約数列:

[1, 5, 23, 25, 115, 125, 157, 461, 575, 785, 2305, 2875, 3611, 3925, 10603, 11525, 18055, 19625, 53015, 57625, 72377, 90275, 265075, 361885, 451375, 1325375, 1664671, 1809425, 8323355, 9047125, 41616775, 208083875]

約数ペア:

[(1, 208083875), (5, 41616775), (23, 9047125), (25, 8323355), (115, 1809425), (125, 1664671), (157, 1325375), (461, 451375), (575, 361885), (785, 265075), (2305, 90275), (2875, 72377), (3611, 57625), (3925, 53015), (10603, 19625), (11525, 18055)]