257807370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{162143}}^1$

素因数の和:162206

約数の個数: 32

約数和(自身を含む): 630415872

約数和(自身を除く): 372608502

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 162143, 324286, 486429, 810715, 972858, 1621430, 2432145, 4864290, 8593579, 17187158, 25780737, 42967895, 51561474, 85935790, 128903685, 257807370]

約数ペア:

[(1, 257807370), (2, 128903685), (3, 85935790), (5, 51561474), (6, 42967895), (10, 25780737), (15, 17187158), (30, 8593579), (53, 4864290), (106, 2432145), (159, 1621430), (265, 972858), (318, 810715), (530, 486429), (795, 324286), (1590, 162143)]