829489900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2923

約数の個数: 72

約数和(自身を含む): 1880817120

約数和(自身を除く): 1051327220

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 103, 116, 145, 206, 290, 412, 515, 580, 725, 1030, 1450, 2060, 2575, 2777, 2900, 2987, 5150, 5554, 5974, 10300, 11108, 11948, 13885, 14935, 27770, 29870, 55540, 59740, 69425, 74675, 80533, 138850, 149350, 161066, 277700, 286031, 298700, 322132, 402665, 572062, 805330, 1144124, 1430155, 1610660, 2013325, 2860310, 4026650, 5720620, 7150775, 8053300, 8294899, 14301550, 16589798, 28603100, 33179596, 41474495, 82948990, 165897980, 207372475, 414744950, 829489900]

約数ペア:

[(1, 829489900), (2, 414744950), (4, 207372475), (5, 165897980), (10, 82948990), (20, 41474495), (25, 33179596), (29, 28603100), (50, 16589798), (58, 14301550), (100, 8294899), (103, 8053300), (116, 7150775), (145, 5720620), (206, 4026650), (290, 2860310), (412, 2013325), (515, 1610660), (580, 1430155), (725, 1144124), (1030, 805330), (1450, 572062), (2060, 402665), (2575, 322132), (2777, 298700), (2900, 286031), (2987, 277700), (5150, 161066), (5554, 149350), (5974, 138850), (10300, 80533), (11108, 74675), (11948, 69425), (13885, 59740), (14935, 55540), (27770, 29870)]