159835225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18749}}^1$

素因数の和:18801

約数の個数: 24

約数和(自身を含む): 223200000

約数和(自身を除く): 63364775

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 18749, 93745, 206239, 468725, 581219, 1031195, 2906095, 5155975, 6393409, 14530475, 31967045, 159835225]

約数ペア:

[(1, 159835225), (5, 31967045), (11, 14530475), (25, 6393409), (31, 5155975), (55, 2906095), (155, 1031195), (275, 581219), (341, 468725), (775, 206239), (1705, 93745), (8525, 18749)]