42047375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 56878848

約数和(自身を除く): 14831473

約数列:

[1, 5, 17, 25, 47, 85, 125, 235, 421, 425, 799, 1175, 2105, 2125, 3995, 5875, 7157, 10525, 19787, 19975, 35785, 52625, 98935, 99875, 178925, 336379, 494675, 894625, 1681895, 2473375, 8409475, 42047375]

約数ペア:

[(1, 42047375), (5, 8409475), (17, 2473375), (25, 1681895), (47, 894625), (85, 494675), (125, 336379), (235, 178925), (421, 99875), (425, 98935), (799, 52625), (1175, 35785), (2105, 19975), (2125, 19787), (3995, 10525), (5875, 7157)]