161853160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{578047}}^1$

素因数の和:578065

約数の個数: 32

約数和(自身を含む): 416194560

約数和(自身を除く): 254341400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 578047, 1156094, 2312188, 2890235, 4046329, 4624376, 5780470, 8092658, 11560940, 16185316, 20231645, 23121880, 32370632, 40463290, 80926580, 161853160]

約数ペア:

[(1, 161853160), (2, 80926580), (4, 40463290), (5, 32370632), (7, 23121880), (8, 20231645), (10, 16185316), (14, 11560940), (20, 8092658), (28, 5780470), (35, 4624376), (40, 4046329), (56, 2890235), (70, 2312188), (140, 1156094), (280, 578047)]