40152875

素因数分解:

$5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 57932160

約数和(自身を除く): 17779285

約数列:

[1, 5, 7, 25, 35, 109, 125, 175, 421, 545, 763, 875, 2105, 2725, 2947, 3815, 10525, 13625, 14735, 19075, 45889, 52625, 73675, 95375, 229445, 321223, 368375, 1147225, 1606115, 5736125, 8030575, 40152875]

約数ペア:

[(1, 40152875), (5, 8030575), (7, 5736125), (25, 1606115), (35, 1147225), (109, 368375), (125, 321223), (175, 229445), (421, 95375), (545, 73675), (763, 52625), (875, 45889), (2105, 19075), (2725, 14735), (2947, 13625), (3815, 10525)]