9854344775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{21191}}^1$

素因数の和:21320

約数の個数: 48

約数和(自身を含む): 14190163200

約数和(自身を除く): 4335818425

約数列:

[1, 5, 11, 19, 25, 55, 89, 95, 209, 275, 445, 475, 979, 1045, 1691, 2225, 4895, 5225, 8455, 18601, 21191, 24475, 42275, 93005, 105955, 233101, 402629, 465025, 529775, 1165505, 1885999, 2013145, 4428919, 5827525, 9429995, 10065725, 20745989, 22144595, 35833981, 47149975, 103729945, 110722975, 179169905, 394173791, 518649725, 895849525, 1970868955, 9854344775]

約数ペア:

[(1, 9854344775), (5, 1970868955), (11, 895849525), (19, 518649725), (25, 394173791), (55, 179169905), (89, 110722975), (95, 103729945), (209, 47149975), (275, 35833981), (445, 22144595), (475, 20745989), (979, 10065725), (1045, 9429995), (1691, 5827525), (2225, 4428919), (4895, 2013145), (5225, 1885999), (8455, 1165505), (18601, 529775), (21191, 465025), (24475, 402629), (42275, 233101), (93005, 105955)]