81388210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{14771}}^1$

素因数の和:14826

約数の個数: 32

約数和(自身を含む): 159537600

約数和(自身を除く): 78149390

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 14771, 29542, 73855, 147710, 280649, 428359, 561298, 856718, 1403245, 2141795, 2806490, 4283590, 8138821, 16277642, 40694105, 81388210]

約数ペア:

[(1, 81388210), (2, 40694105), (5, 16277642), (10, 8138821), (19, 4283590), (29, 2806490), (38, 2141795), (58, 1403245), (95, 856718), (145, 561298), (190, 428359), (290, 280649), (551, 147710), (1102, 73855), (2755, 29542), (5510, 14771)]