80043460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81677}}^1$

素因数の和:81700

約数の個数: 36

約数和(自身を含む): 195537132

約数和(自身を除く): 115493672

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81677, 163354, 326708, 408385, 571739, 816770, 1143478, 1633540, 2286956, 2858695, 4002173, 5717390, 8004346, 11434780, 16008692, 20010865, 40021730, 80043460]

約数ペア:

[(1, 80043460), (2, 40021730), (4, 20010865), (5, 16008692), (7, 11434780), (10, 8004346), (14, 5717390), (20, 4002173), (28, 2858695), (35, 2286956), (49, 1633540), (70, 1143478), (98, 816770), (140, 571739), (196, 408385), (245, 326708), (490, 163354), (980, 81677)]