131024725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9833}}^1$

素因数の和:9897

約数の個数: 24

約数和(自身を含む): 179254152

約数和(自身を除く): 48229427

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 2665, 9833, 13325, 49165, 127829, 245825, 403153, 639145, 2015765, 3195725, 5240989, 10078825, 26204945, 131024725]

約数ペア:

[(1, 131024725), (5, 26204945), (13, 10078825), (25, 5240989), (41, 3195725), (65, 2015765), (205, 639145), (325, 403153), (533, 245825), (1025, 127829), (2665, 49165), (9833, 13325)]