156685490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{22741}}^1$

素因数の和:22814

約数の個数: 32

約数和(自身を含む): 309473136

約数和(自身を除く): 152787646

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 22741, 45482, 113705, 227410, 295633, 591266, 1205273, 1478165, 2410546, 2956330, 6026365, 12052730, 15668549, 31337098, 78342745, 156685490]

約数ペア:

[(1, 156685490), (2, 78342745), (5, 31337098), (10, 15668549), (13, 12052730), (26, 6026365), (53, 2956330), (65, 2410546), (106, 1478165), (130, 1205273), (265, 591266), (530, 295633), (689, 227410), (1378, 113705), (3445, 45482), (6890, 22741)]