200990300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9901}}^1$

素因数の和:9951

約数の個数: 72

約数和(自身を含む): 515696160

約数和(自身を除く): 314705860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 9901, 10150, 19802, 20300, 39604, 49505, 69307, 99010, 138614, 198020, 247525, 277228, 287129, 346535, 495050, 574258, 693070, 990100, 1148516, 1386140, 1435645, 1732675, 2009903, 2871290, 3465350, 4019806, 5742580, 6930700, 7178225, 8039612, 10049515, 14356450, 20099030, 28712900, 40198060, 50247575, 100495150, 200990300]

約数ペア:

[(1, 200990300), (2, 100495150), (4, 50247575), (5, 40198060), (7, 28712900), (10, 20099030), (14, 14356450), (20, 10049515), (25, 8039612), (28, 7178225), (29, 6930700), (35, 5742580), (50, 4019806), (58, 3465350), (70, 2871290), (100, 2009903), (116, 1732675), (140, 1435645), (145, 1386140), (175, 1148516), (203, 990100), (290, 693070), (350, 574258), (406, 495050), (580, 346535), (700, 287129), (725, 277228), (812, 247525), (1015, 198020), (1450, 138614), (2030, 99010), (2900, 69307), (4060, 49505), (5075, 39604), (9901, 20300), (10150, 19802)]