201654505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{607}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 275788800

約数和(自身を除く): 74134295

約数列:

[1, 5, 13, 19, 65, 95, 247, 269, 607, 1235, 1345, 3035, 3497, 5111, 7891, 11533, 17485, 25555, 39455, 57665, 66443, 149929, 163283, 332215, 749645, 816415, 2122679, 3102377, 10613395, 15511885, 40330901, 201654505]

約数ペア:

[(1, 201654505), (5, 40330901), (13, 15511885), (19, 10613395), (65, 3102377), (95, 2122679), (247, 816415), (269, 749645), (607, 332215), (1235, 163283), (1345, 149929), (3035, 66443), (3497, 57665), (5111, 39455), (7891, 25555), (11533, 17485)]