201259780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 463478400

約数和(自身を除く): 262218620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 109, 113, 172, 190, 215, 218, 226, 380, 430, 436, 452, 545, 565, 817, 860, 1090, 1130, 1634, 2071, 2147, 2180, 2260, 3268, 4085, 4142, 4294, 4687, 4859, 8170, 8284, 8588, 9374, 9718, 10355, 10735, 12317, 16340, 18748, 19436, 20710, 21470, 23435, 24295, 24634, 41420, 42940, 46870, 48590, 49268, 61585, 89053, 92321, 93740, 97180, 123170, 178106, 184642, 234023, 246340, 356212, 369284, 445265, 461605, 468046, 529631, 890530, 923210, 936092, 1059262, 1170115, 1781060, 1846420, 2118524, 2340230, 2648155, 4680460, 5296310, 10062989, 10592620, 20125978, 40251956, 50314945, 100629890, 201259780]

約数ペア:

[(1, 201259780), (2, 100629890), (4, 50314945), (5, 40251956), (10, 20125978), (19, 10592620), (20, 10062989), (38, 5296310), (43, 4680460), (76, 2648155), (86, 2340230), (95, 2118524), (109, 1846420), (113, 1781060), (172, 1170115), (190, 1059262), (215, 936092), (218, 923210), (226, 890530), (380, 529631), (430, 468046), (436, 461605), (452, 445265), (545, 369284), (565, 356212), (817, 246340), (860, 234023), (1090, 184642), (1130, 178106), (1634, 123170), (2071, 97180), (2147, 93740), (2180, 92321), (2260, 89053), (3268, 61585), (4085, 49268), (4142, 48590), (4294, 46870), (4687, 42940), (4859, 41420), (8170, 24634), (8284, 24295), (8588, 23435), (9374, 21470), (9718, 20710), (10355, 19436), (10735, 18748), (12317, 16340)]