64204875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 137060352

約数和(自身を除く): 72855477

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 125, 155, 175, 217, 225, 263, 279, 315, 375, 465, 525, 651, 775, 789, 875, 1085, 1125, 1315, 1395, 1575, 1841, 1953, 2325, 2367, 2625, 3255, 3875, 3945, 5425, 5523, 6575, 6975, 7875, 8153, 9205, 9765, 11625, 11835, 16275, 16569, 19725, 24459, 27125, 27615, 32875, 34875, 40765, 46025, 48825, 57071, 59175, 73377, 81375, 82845, 98625, 122295, 138075, 171213, 203825, 230125, 244125, 285355, 295875, 366885, 414225, 513639, 611475, 690375, 856065, 1019125, 1426775, 1834425, 2071125, 2568195, 3057375, 4280325, 7133875, 9172125, 12840975, 21401625, 64204875]

約数ペア:

[(1, 64204875), (3, 21401625), (5, 12840975), (7, 9172125), (9, 7133875), (15, 4280325), (21, 3057375), (25, 2568195), (31, 2071125), (35, 1834425), (45, 1426775), (63, 1019125), (75, 856065), (93, 690375), (105, 611475), (125, 513639), (155, 414225), (175, 366885), (217, 295875), (225, 285355), (263, 244125), (279, 230125), (315, 203825), (375, 171213), (465, 138075), (525, 122295), (651, 98625), (775, 82845), (789, 81375), (875, 73377), (1085, 59175), (1125, 57071), (1315, 48825), (1395, 46025), (1575, 40765), (1841, 34875), (1953, 32875), (2325, 27615), (2367, 27125), (2625, 24459), (3255, 19725), (3875, 16569), (3945, 16275), (5425, 11835), (5523, 11625), (6575, 9765), (6975, 9205), (7875, 8153)]