251285810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{2089}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 473109120

約数和(自身を除く): 221823310

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 523, 1046, 2089, 2615, 4178, 5230, 10445, 12029, 20890, 24058, 48047, 60145, 96094, 120290, 240235, 480470, 1092547, 2185094, 5462735, 10925470, 25128581, 50257162, 125642905, 251285810]

約数ペア:

[(1, 251285810), (2, 125642905), (5, 50257162), (10, 25128581), (23, 10925470), (46, 5462735), (115, 2185094), (230, 1092547), (523, 480470), (1046, 240235), (2089, 120290), (2615, 96094), (4178, 60145), (5230, 48047), (10445, 24058), (12029, 20890)]