201668900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 456298920

約数和(自身を除く): 254630020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 197, 290, 353, 394, 580, 706, 725, 788, 985, 1412, 1450, 1765, 1970, 2900, 3530, 3940, 4925, 5713, 7060, 8825, 9850, 10237, 11426, 17650, 19700, 20474, 22852, 28565, 35300, 40948, 51185, 57130, 69541, 102370, 114260, 139082, 142825, 204740, 255925, 278164, 285650, 347705, 511850, 571300, 695410, 1023700, 1390820, 1738525, 2016689, 3477050, 4033378, 6954100, 8066756, 10083445, 20166890, 40333780, 50417225, 100834450, 201668900]

約数ペア:

[(1, 201668900), (2, 100834450), (4, 50417225), (5, 40333780), (10, 20166890), (20, 10083445), (25, 8066756), (29, 6954100), (50, 4033378), (58, 3477050), (100, 2016689), (116, 1738525), (145, 1390820), (197, 1023700), (290, 695410), (353, 571300), (394, 511850), (580, 347705), (706, 285650), (725, 278164), (788, 255925), (985, 204740), (1412, 142825), (1450, 139082), (1765, 114260), (1970, 102370), (2900, 69541), (3530, 57130), (3940, 51185), (4925, 40948), (5713, 35300), (7060, 28565), (8825, 22852), (9850, 20474), (10237, 19700), (11426, 17650)]