71650870

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{983}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 133265088

約数和(自身を除く): 61614218

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 370, 394, 983, 985, 1966, 1970, 4915, 7289, 9830, 14578, 36371, 36445, 72742, 72890, 181855, 193651, 363710, 387302, 968255, 1936510, 7165087, 14330174, 35825435, 71650870]

約数ペア:

[(1, 71650870), (2, 35825435), (5, 14330174), (10, 7165087), (37, 1936510), (74, 968255), (185, 387302), (197, 363710), (370, 193651), (394, 181855), (983, 72890), (985, 72742), (1966, 36445), (1970, 36371), (4915, 14578), (7289, 9830)]