42506270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137117}}^1$

素因数の和:137155

約数の個数: 16

約数和(自身を含む): 78979968

約数和(自身を除く): 36473698

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 137117, 274234, 685585, 1371170, 4250627, 8501254, 21253135, 42506270]

約数ペア:

[(1, 42506270), (2, 21253135), (5, 8501254), (10, 4250627), (31, 1371170), (62, 685585), (155, 274234), (310, 137117)]