77205825

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4973}}^1$

素因数の和:5015

約数の個数: 48

約数和(自身を含む): 148026240

約数和(自身を除く): 70820415

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1725, 3105, 4973, 5175, 14919, 15525, 24865, 44757, 74595, 114379, 124325, 134271, 223785, 343137, 372975, 571895, 671355, 1029411, 1118925, 1715685, 2859475, 3088233, 3356775, 5147055, 8578425, 15441165, 25735275, 77205825]

約数ペア:

[(1, 77205825), (3, 25735275), (5, 15441165), (9, 8578425), (15, 5147055), (23, 3356775), (25, 3088233), (27, 2859475), (45, 1715685), (69, 1118925), (75, 1029411), (115, 671355), (135, 571895), (207, 372975), (225, 343137), (345, 223785), (575, 134271), (621, 124325), (675, 114379), (1035, 74595), (1725, 44757), (3105, 24865), (4973, 15525), (5175, 14919)]