66904480

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1543}}^1$

素因数の和:1829

約数の個数: 48

約数和(自身を含む): 158747904

約数和(自身を除く): 91843424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 1543, 2168, 2710, 3086, 4336, 5420, 6172, 7715, 8672, 10840, 12344, 15430, 21680, 24688, 30860, 43360, 49376, 61720, 123440, 246880, 418153, 836306, 1672612, 2090765, 3345224, 4181530, 6690448, 8363060, 13380896, 16726120, 33452240, 66904480]

約数ペア:

[(1, 66904480), (2, 33452240), (4, 16726120), (5, 13380896), (8, 8363060), (10, 6690448), (16, 4181530), (20, 3345224), (32, 2090765), (40, 1672612), (80, 836306), (160, 418153), (271, 246880), (542, 123440), (1084, 61720), (1355, 49376), (1543, 43360), (2168, 30860), (2710, 24688), (3086, 21680), (4336, 15430), (5420, 12344), (6172, 10840), (7715, 8672)]