72015700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1369

約数の個数: 72

約数和(自身を含む): 170301600

約数和(自身を除く): 98285900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 950, 1102, 1307, 1450, 1900, 2204, 2614, 2755, 2900, 5228, 5510, 6535, 11020, 13070, 13775, 24833, 26140, 27550, 32675, 37903, 49666, 55100, 65350, 75806, 99332, 124165, 130700, 151612, 189515, 248330, 379030, 496660, 620825, 720157, 758060, 947575, 1241650, 1440314, 1895150, 2483300, 2880628, 3600785, 3790300, 7201570, 14403140, 18003925, 36007850, 72015700]

約数ペア:

[(1, 72015700), (2, 36007850), (4, 18003925), (5, 14403140), (10, 7201570), (19, 3790300), (20, 3600785), (25, 2880628), (29, 2483300), (38, 1895150), (50, 1440314), (58, 1241650), (76, 947575), (95, 758060), (100, 720157), (116, 620825), (145, 496660), (190, 379030), (290, 248330), (380, 189515), (475, 151612), (551, 130700), (580, 124165), (725, 99332), (950, 75806), (1102, 65350), (1307, 55100), (1450, 49666), (1900, 37903), (2204, 32675), (2614, 27550), (2755, 26140), (2900, 24833), (5228, 13775), (5510, 13070), (6535, 11020)]