199724975

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 253390032

約数和(自身を除く): 53665057

約数列:

[1, 5, 25, 83, 101, 415, 505, 953, 2075, 2525, 4765, 8383, 23825, 41915, 79099, 96253, 209575, 395495, 481265, 1977475, 2406325, 7988999, 39944995, 199724975]

約数ペア:

[(1, 199724975), (5, 39944995), (25, 7988999), (83, 2406325), (101, 1977475), (415, 481265), (505, 395495), (953, 209575), (2075, 96253), (2525, 79099), (4765, 41915), (8383, 23825)]