131980100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1129}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 329562240

約数和(自身を除く): 197582140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 167, 175, 334, 350, 668, 700, 835, 1129, 1169, 1670, 2258, 2338, 3340, 4175, 4516, 4676, 5645, 5845, 7903, 8350, 11290, 11690, 15806, 16700, 22580, 23380, 28225, 29225, 31612, 39515, 56450, 58450, 79030, 112900, 116900, 158060, 188543, 197575, 377086, 395150, 754172, 790300, 942715, 1319801, 1885430, 2639602, 3770860, 4713575, 5279204, 6599005, 9427150, 13198010, 18854300, 26396020, 32995025, 65990050, 131980100]

約数ペア:

[(1, 131980100), (2, 65990050), (4, 32995025), (5, 26396020), (7, 18854300), (10, 13198010), (14, 9427150), (20, 6599005), (25, 5279204), (28, 4713575), (35, 3770860), (50, 2639602), (70, 1885430), (100, 1319801), (140, 942715), (167, 790300), (175, 754172), (334, 395150), (350, 377086), (668, 197575), (700, 188543), (835, 158060), (1129, 116900), (1169, 112900), (1670, 79030), (2258, 58450), (2338, 56450), (3340, 39515), (4175, 31612), (4516, 29225), (4676, 28225), (5645, 23380), (5845, 22580), (7903, 16700), (8350, 15806), (11290, 11690)]