164433760

素因数分解:

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

素因数の和:13103

約数の個数: 48

約数和(自身を含む): 393422400

約数和(自身を除く): 228988640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 416288, 520360, 1027711, 1040720, 2055422, 2081440, 4110844, 5138555, 8221688, 10277110, 16443376, 20554220, 32886752, 41108440, 82216880, 164433760]

約数ペア:

[(1, 164433760), (2, 82216880), (4, 41108440), (5, 32886752), (8, 20554220), (10, 16443376), (16, 10277110), (20, 8221688), (32, 5138555), (40, 4110844), (79, 2081440), (80, 2055422), (158, 1040720), (160, 1027711), (316, 520360), (395, 416288), (632, 260180), (790, 208144), (1264, 130090), (1580, 104072), (2528, 65045), (3160, 52036), (6320, 26018), (12640, 13009)]