82216880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13009}}^1$

素因数の和:13101

約数の個数: 40

約数和(自身を含む): 193588800

約数和(自身を除く): 111371920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 520360, 1027711, 1040720, 2055422, 4110844, 5138555, 8221688, 10277110, 16443376, 20554220, 41108440, 82216880]

約数ペア:

[(1, 82216880), (2, 41108440), (4, 20554220), (5, 16443376), (8, 10277110), (10, 8221688), (16, 5138555), (20, 4110844), (40, 2055422), (79, 1040720), (80, 1027711), (158, 520360), (316, 260180), (395, 208144), (632, 130090), (790, 104072), (1264, 65045), (1580, 52036), (3160, 26018), (6320, 13009)]