77717360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1013}}^1$

素因数の和:1170

約数の個数: 80

約数和(自身を含む): 208218816

約数和(自身を除く): 130501456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1013, 1096, 1370, 1918, 2026, 2192, 2740, 3836, 4052, 4795, 5065, 5480, 7091, 7672, 8104, 9590, 10130, 10960, 14182, 15344, 16208, 19180, 20260, 28364, 35455, 38360, 40520, 56728, 70910, 76720, 81040, 113456, 138781, 141820, 277562, 283640, 555124, 567280, 693905, 971467, 1110248, 1387810, 1942934, 2220496, 2775620, 3885868, 4857335, 5551240, 7771736, 9714670, 11102480, 15543472, 19429340, 38858680, 77717360]

約数ペア:

[(1, 77717360), (2, 38858680), (4, 19429340), (5, 15543472), (7, 11102480), (8, 9714670), (10, 7771736), (14, 5551240), (16, 4857335), (20, 3885868), (28, 2775620), (35, 2220496), (40, 1942934), (56, 1387810), (70, 1110248), (80, 971467), (112, 693905), (137, 567280), (140, 555124), (274, 283640), (280, 277562), (548, 141820), (560, 138781), (685, 113456), (959, 81040), (1013, 76720), (1096, 70910), (1370, 56728), (1918, 40520), (2026, 38360), (2192, 35455), (2740, 28364), (3836, 20260), (4052, 19180), (4795, 16208), (5065, 15344), (5480, 14182), (7091, 10960), (7672, 10130), (8104, 9590)]