69144400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13297}}^1$

素因数の和:13328

約数の個数: 60

約数和(自身を含む): 178911292

約数和(自身を除く): 109766892

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 13297, 26594, 53188, 66485, 106376, 132970, 172861, 212752, 265940, 332425, 345722, 531880, 664850, 691444, 864305, 1063760, 1329700, 1382888, 1728610, 2659400, 2765776, 3457220, 4321525, 5318800, 6914440, 8643050, 13828880, 17286100, 34572200, 69144400]

約数ペア:

[(1, 69144400), (2, 34572200), (4, 17286100), (5, 13828880), (8, 8643050), (10, 6914440), (13, 5318800), (16, 4321525), (20, 3457220), (25, 2765776), (26, 2659400), (40, 1728610), (50, 1382888), (52, 1329700), (65, 1063760), (80, 864305), (100, 691444), (104, 664850), (130, 531880), (200, 345722), (208, 332425), (260, 265940), (325, 212752), (400, 172861), (520, 132970), (650, 106376), (1040, 66485), (1300, 53188), (2600, 26594), (5200, 13297)]