201650140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{165287}}^1$

素因数の和:165357

約数の個数: 24

約数和(自身を含む): 430409952

約数和(自身を除く): 228759812

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 165287, 330574, 661148, 826435, 1652870, 3305740, 10082507, 20165014, 40330028, 50412535, 100825070, 201650140]

約数ペア:

[(1, 201650140), (2, 100825070), (4, 50412535), (5, 40330028), (10, 20165014), (20, 10082507), (61, 3305740), (122, 1652870), (244, 826435), (305, 661148), (610, 330574), (1220, 165287)]