2005016025

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{937}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 3362812544

約数和(自身を除く): 1357796519

約数列:

[1, 3, 5, 15, 25, 75, 103, 277, 309, 515, 831, 937, 1385, 1545, 2575, 2811, 4155, 4685, 6925, 7725, 14055, 20775, 23425, 28531, 70275, 85593, 96511, 142655, 259549, 289533, 427965, 482555, 713275, 778647, 1297745, 1447665, 2139825, 2412775, 3893235, 6488725, 7238325, 19466175, 26733547, 80200641, 133667735, 401003205, 668338675, 2005016025]

約数ペア:

[(1, 2005016025), (3, 668338675), (5, 401003205), (15, 133667735), (25, 80200641), (75, 26733547), (103, 19466175), (277, 7238325), (309, 6488725), (515, 3893235), (831, 2412775), (937, 2139825), (1385, 1447665), (1545, 1297745), (2575, 778647), (2811, 713275), (4155, 482555), (4685, 427965), (6925, 289533), (7725, 259549), (14055, 142655), (20775, 96511), (23425, 85593), (28531, 70275)]