20355675505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{179749}}^1$

素因数の和:179865

約数の個数: 32

約数和(自身を含む): 27954720000

約数和(自身を除く): 7599044495

約数列:

[1, 5, 11, 29, 55, 71, 145, 319, 355, 781, 1595, 2059, 3905, 10295, 22649, 113245, 179749, 898745, 1977239, 5212721, 9886195, 12762179, 26063605, 57339931, 63810895, 140383969, 286699655, 370103191, 701919845, 1850515955, 4071135101, 20355675505]

約数ペア:

[(1, 20355675505), (5, 4071135101), (11, 1850515955), (29, 701919845), (55, 370103191), (71, 286699655), (145, 140383969), (319, 63810895), (355, 57339931), (781, 26063605), (1595, 12762179), (2059, 9886195), (3905, 5212721), (10295, 1977239), (22649, 898745), (113245, 179749)]