7426520450

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{20107}}^1$

素因数の和:20291

約数の個数: 48

約数和(自身を含む): 14137532640

約数和(自身を除く): 6711012190

約数列:

[1, 2, 5, 10, 25, 50, 83, 89, 166, 178, 415, 445, 830, 890, 2075, 2225, 4150, 4450, 7387, 14774, 20107, 36935, 40214, 73870, 100535, 184675, 201070, 369350, 502675, 1005350, 1668881, 1789523, 3337762, 3579046, 8344405, 8947615, 16688810, 17895230, 41722025, 44738075, 83444050, 89476150, 148530409, 297060818, 742652045, 1485304090, 3713260225, 7426520450]

約数ペア:

[(1, 7426520450), (2, 3713260225), (5, 1485304090), (10, 742652045), (25, 297060818), (50, 148530409), (83, 89476150), (89, 83444050), (166, 44738075), (178, 41722025), (415, 17895230), (445, 16688810), (830, 8947615), (890, 8344405), (2075, 3579046), (2225, 3337762), (4150, 1789523), (4450, 1668881), (7387, 1005350), (14774, 502675), (20107, 369350), (36935, 201070), (40214, 184675), (73870, 100535)]