72819400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{19163}}^1$

素因数の和:19198

約数の個数: 48

約数和(自身を含む): 178225200

約数和(自身を除く): 105405800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 19163, 38326, 76652, 95815, 153304, 191630, 364097, 383260, 479075, 728194, 766520, 958150, 1456388, 1820485, 1916300, 2912776, 3640970, 3832600, 7281940, 9102425, 14563880, 18204850, 36409700, 72819400]

約数ペア:

[(1, 72819400), (2, 36409700), (4, 18204850), (5, 14563880), (8, 9102425), (10, 7281940), (19, 3832600), (20, 3640970), (25, 2912776), (38, 1916300), (40, 1820485), (50, 1456388), (76, 958150), (95, 766520), (100, 728194), (152, 479075), (190, 383260), (200, 364097), (380, 191630), (475, 153304), (760, 95815), (950, 76652), (1900, 38326), (3800, 19163)]