72747575

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 92233680

約数和(自身を除く): 19486105

約数列:

[1, 5, 25, 97, 131, 229, 485, 655, 1145, 2425, 3275, 5725, 12707, 22213, 29999, 63535, 111065, 149995, 317675, 555325, 749975, 2909903, 14549515, 72747575]

約数ペア:

[(1, 72747575), (5, 14549515), (25, 2909903), (97, 749975), (131, 555325), (229, 317675), (485, 149995), (655, 111065), (1145, 63535), (2425, 29999), (3275, 22213), (5725, 12707)]