82721840

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2243}}^1$

素因数の和:2717

約数の個数: 40

約数和(自身を含む): 192831408

約数和(自身を除く): 110109568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 922, 1844, 2243, 2305, 3688, 4486, 4610, 7376, 8972, 9220, 11215, 17944, 18440, 22430, 35888, 36880, 44860, 89720, 179440, 1034023, 2068046, 4136092, 5170115, 8272184, 10340230, 16544368, 20680460, 41360920, 82721840]

約数ペア:

[(1, 82721840), (2, 41360920), (4, 20680460), (5, 16544368), (8, 10340230), (10, 8272184), (16, 5170115), (20, 4136092), (40, 2068046), (80, 1034023), (461, 179440), (922, 89720), (1844, 44860), (2243, 36880), (2305, 35888), (3688, 22430), (4486, 18440), (4610, 17944), (7376, 11215), (8972, 9220)]