199943575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{3221}}^1$

素因数の和:3435

約数の個数: 24

約数和(自身を含む): 268482816

約数和(自身を除く): 68539241

約数列:

[1, 5, 13, 25, 65, 191, 325, 955, 2483, 3221, 4775, 12415, 16105, 41873, 62075, 80525, 209365, 615211, 1046825, 3076055, 7997743, 15380275, 39988715, 199943575]

約数ペア:

[(1, 199943575), (5, 39988715), (13, 15380275), (25, 7997743), (65, 3076055), (191, 1046825), (325, 615211), (955, 209365), (2483, 80525), (3221, 62075), (4775, 41873), (12415, 16105)]