61777520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1031}}^1$

素因数の和:1158

約数の個数: 80

約数和(自身を含む): 165846528

約数和(自身を除く): 104069008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1031, 1070, 1498, 1712, 2062, 2140, 2996, 3745, 4124, 4280, 5155, 5992, 7217, 7490, 8248, 8560, 10310, 11984, 14434, 14980, 16496, 20620, 28868, 29960, 36085, 41240, 57736, 59920, 72170, 82480, 110317, 115472, 144340, 220634, 288680, 441268, 551585, 577360, 772219, 882536, 1103170, 1544438, 1765072, 2206340, 3088876, 3861095, 4412680, 6177752, 7722190, 8825360, 12355504, 15444380, 30888760, 61777520]

約数ペア:

[(1, 61777520), (2, 30888760), (4, 15444380), (5, 12355504), (7, 8825360), (8, 7722190), (10, 6177752), (14, 4412680), (16, 3861095), (20, 3088876), (28, 2206340), (35, 1765072), (40, 1544438), (56, 1103170), (70, 882536), (80, 772219), (107, 577360), (112, 551585), (140, 441268), (214, 288680), (280, 220634), (428, 144340), (535, 115472), (560, 110317), (749, 82480), (856, 72170), (1031, 59920), (1070, 57736), (1498, 41240), (1712, 36085), (2062, 29960), (2140, 28868), (2996, 20620), (3745, 16496), (4124, 14980), (4280, 14434), (5155, 11984), (5992, 10310), (7217, 8560), (7490, 8248)]