128602175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1471}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 172488960

約数和(自身を除く): 43886785

約数列:

[1, 5, 13, 25, 65, 269, 325, 1345, 1471, 3497, 6725, 7355, 17485, 19123, 36775, 87425, 95615, 395699, 478075, 1978495, 5144087, 9892475, 25720435, 128602175]

約数ペア:

[(1, 128602175), (5, 25720435), (13, 9892475), (25, 5144087), (65, 1978495), (269, 478075), (325, 395699), (1345, 95615), (1471, 87425), (3497, 36775), (6725, 19123), (7355, 17485)]