156981107185

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1439}}^1\times {\mathrm{5003}}^1$

素因数の和:6550

約数の個数: 48

約数和(自身を含む): 221793292800

約数和(自身を除く): 64812185615

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 623, 1439, 3115, 4361, 5003, 7195, 10073, 21805, 25015, 35021, 50365, 70511, 128071, 175105, 245147, 352555, 445267, 640355, 896497, 1225735, 2226335, 3116869, 4482485, 6275479, 7199317, 15584345, 21818083, 31377395, 35996585, 50395219, 109090415, 251976095, 352766533, 640739213, 1763832665, 3203696065, 4485174491, 22425872455, 31396221437, 156981107185]

約数ペア:

[(1, 156981107185), (5, 31396221437), (7, 22425872455), (35, 4485174491), (49, 3203696065), (89, 1763832665), (245, 640739213), (445, 352766533), (623, 251976095), (1439, 109090415), (3115, 50395219), (4361, 35996585), (5003, 31377395), (7195, 21818083), (10073, 15584345), (21805, 7199317), (25015, 6275479), (35021, 4482485), (50365, 3116869), (70511, 2226335), (128071, 1225735), (175105, 896497), (245147, 640355), (352555, 445267)]