72962775

素因数分解:

$3^4\times 5^2\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 60

約数和(自身を含む): 136656432

約数和(自身を除く): 63693657

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 137, 225, 263, 405, 411, 675, 685, 789, 1233, 1315, 2025, 2055, 2367, 3425, 3699, 3945, 6165, 6575, 7101, 10275, 11097, 11835, 18495, 19725, 21303, 30825, 35505, 36031, 55485, 59175, 92475, 106515, 108093, 177525, 180155, 277425, 324279, 532575, 540465, 900775, 972837, 1621395, 2702325, 2918511, 4864185, 8106975, 14592555, 24320925, 72962775]

約数ペア:

[(1, 72962775), (3, 24320925), (5, 14592555), (9, 8106975), (15, 4864185), (25, 2918511), (27, 2702325), (45, 1621395), (75, 972837), (81, 900775), (135, 540465), (137, 532575), (225, 324279), (263, 277425), (405, 180155), (411, 177525), (675, 108093), (685, 106515), (789, 92475), (1233, 59175), (1315, 55485), (2025, 36031), (2055, 35505), (2367, 30825), (3425, 21303), (3699, 19725), (3945, 18495), (6165, 11835), (6575, 11097), (7101, 10275)]