71817520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52807}}^1$

素因数の和:52837

約数の個数: 40

約数和(自身を含む): 176801184

約数和(自身を除く): 104983664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 52807, 105614, 211228, 264035, 422456, 528070, 844912, 897719, 1056140, 1795438, 2112280, 3590876, 4224560, 4488595, 7181752, 8977190, 14363504, 17954380, 35908760, 71817520]

約数ペア:

[(1, 71817520), (2, 35908760), (4, 17954380), (5, 14363504), (8, 8977190), (10, 7181752), (16, 4488595), (17, 4224560), (20, 3590876), (34, 2112280), (40, 1795438), (68, 1056140), (80, 897719), (85, 844912), (136, 528070), (170, 422456), (272, 264035), (340, 211228), (680, 105614), (1360, 52807)]