68201325

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 131658240

約数和(自身を除く): 63456915

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 191, 207, 225, 345, 529, 573, 575, 621, 675, 955, 1035, 1587, 1719, 1725, 2645, 2865, 3105, 4393, 4761, 4775, 5157, 5175, 7935, 8595, 13179, 13225, 14283, 14325, 15525, 21965, 23805, 25785, 39537, 39675, 42975, 65895, 71415, 101039, 109825, 118611, 119025, 128925, 197685, 303117, 329475, 357075, 505195, 593055, 909351, 988425, 1515585, 2525975, 2728053, 2965275, 4546755, 7577925, 13640265, 22733775, 68201325]

約数ペア:

[(1, 68201325), (3, 22733775), (5, 13640265), (9, 7577925), (15, 4546755), (23, 2965275), (25, 2728053), (27, 2525975), (45, 1515585), (69, 988425), (75, 909351), (115, 593055), (135, 505195), (191, 357075), (207, 329475), (225, 303117), (345, 197685), (529, 128925), (573, 119025), (575, 118611), (621, 109825), (675, 101039), (955, 71415), (1035, 65895), (1587, 42975), (1719, 39675), (1725, 39537), (2645, 25785), (2865, 23805), (3105, 21965), (4393, 15525), (4761, 14325), (4775, 14283), (5157, 13225), (5175, 13179), (7935, 8595)]