25400156

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 46299120

約数和(自身を除く): 20898964

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2501, 2539, 5002, 5078, 10004, 10156, 104099, 154879, 208198, 309758, 416396, 619516, 6350039, 12700078, 25400156]

約数ペア:

[(1, 25400156), (2, 12700078), (4, 6350039), (41, 619516), (61, 416396), (82, 309758), (122, 208198), (164, 154879), (244, 104099), (2501, 10156), (2539, 10004), (5002, 5078)]