80402408

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{127219}}^1$

素因数の和:127304

約数の個数: 16

約数和(自身を含む): 152664000

約数和(自身を除く): 72261592

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 127219, 254438, 508876, 1017752, 10050301, 20100602, 40201204, 80402408]

約数ペア:

[(1, 80402408), (2, 40201204), (4, 20100602), (8, 10050301), (79, 1017752), (158, 508876), (316, 254438), (632, 127219)]