78884925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 159227904

約数和(自身を除く): 80342979

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 37, 75, 93, 105, 111, 131, 155, 175, 185, 217, 259, 393, 465, 525, 555, 651, 655, 775, 777, 917, 925, 1085, 1147, 1295, 1965, 2325, 2751, 2775, 3255, 3275, 3441, 3885, 4061, 4585, 4847, 5425, 5735, 6475, 8029, 9825, 12183, 13755, 14541, 16275, 17205, 19425, 20305, 22925, 24087, 24235, 28427, 28675, 33929, 40145, 60915, 68775, 72705, 85281, 86025, 101525, 101787, 120435, 121175, 142135, 150257, 169645, 200725, 304575, 363525, 426405, 450771, 508935, 602175, 710675, 751285, 848225, 1051799, 2132025, 2253855, 2544675, 3155397, 3756425, 5258995, 11269275, 15776985, 26294975, 78884925]

約数ペア:

[(1, 78884925), (3, 26294975), (5, 15776985), (7, 11269275), (15, 5258995), (21, 3756425), (25, 3155397), (31, 2544675), (35, 2253855), (37, 2132025), (75, 1051799), (93, 848225), (105, 751285), (111, 710675), (131, 602175), (155, 508935), (175, 450771), (185, 426405), (217, 363525), (259, 304575), (393, 200725), (465, 169645), (525, 150257), (555, 142135), (651, 121175), (655, 120435), (775, 101787), (777, 101525), (917, 86025), (925, 85281), (1085, 72705), (1147, 68775), (1295, 60915), (1965, 40145), (2325, 33929), (2751, 28675), (2775, 28427), (3255, 24235), (3275, 24087), (3441, 22925), (3885, 20305), (4061, 19425), (4585, 17205), (4847, 16275), (5425, 14541), (5735, 13755), (6475, 12183), (8029, 9825)]