78159356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 153280512

約数和(自身を除く): 75121156

約数列:

[1, 2, 4, 11, 22, 44, 71, 127, 142, 197, 254, 284, 394, 508, 781, 788, 1397, 1562, 2167, 2794, 3124, 4334, 5588, 8668, 9017, 13987, 18034, 25019, 27974, 36068, 50038, 55948, 99187, 100076, 153857, 198374, 275209, 307714, 396748, 550418, 615428, 1100836, 1776349, 3552698, 7105396, 19539839, 39079678, 78159356]

約数ペア:

[(1, 78159356), (2, 39079678), (4, 19539839), (11, 7105396), (22, 3552698), (44, 1776349), (71, 1100836), (127, 615428), (142, 550418), (197, 396748), (254, 307714), (284, 275209), (394, 198374), (508, 153857), (781, 100076), (788, 99187), (1397, 55948), (1562, 50038), (2167, 36068), (2794, 27974), (3124, 25019), (4334, 18034), (5588, 13987), (8668, 9017)]