40144700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 91660800

約数和(自身を除く): 51516100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 109, 116, 127, 145, 218, 254, 290, 436, 508, 545, 580, 635, 725, 1090, 1270, 1450, 2180, 2540, 2725, 2900, 3161, 3175, 3683, 5450, 6322, 6350, 7366, 10900, 12644, 12700, 13843, 14732, 15805, 18415, 27686, 31610, 36830, 55372, 63220, 69215, 73660, 79025, 92075, 138430, 158050, 184150, 276860, 316100, 346075, 368300, 401447, 692150, 802894, 1384300, 1605788, 2007235, 4014470, 8028940, 10036175, 20072350, 40144700]

約数ペア:

[(1, 40144700), (2, 20072350), (4, 10036175), (5, 8028940), (10, 4014470), (20, 2007235), (25, 1605788), (29, 1384300), (50, 802894), (58, 692150), (100, 401447), (109, 368300), (116, 346075), (127, 316100), (145, 276860), (218, 184150), (254, 158050), (290, 138430), (436, 92075), (508, 79025), (545, 73660), (580, 69215), (635, 63220), (725, 55372), (1090, 36830), (1270, 31610), (1450, 27686), (2180, 18415), (2540, 15805), (2725, 14732), (2900, 13843), (3161, 12700), (3175, 12644), (3683, 10900), (5450, 7366), (6322, 6350)]