201729550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 439686144

約数和(自身を除く): 237956594

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 37, 46, 50, 55, 74, 110, 115, 185, 230, 253, 275, 370, 407, 431, 506, 550, 575, 814, 851, 862, 925, 1150, 1265, 1702, 1850, 2035, 2155, 2530, 4070, 4255, 4310, 4741, 6325, 8510, 9361, 9482, 9913, 10175, 10775, 12650, 15947, 18722, 19826, 20350, 21275, 21550, 23705, 31894, 42550, 46805, 47410, 49565, 79735, 93610, 99130, 109043, 118525, 159470, 175417, 218086, 234025, 237050, 247825, 350834, 366781, 398675, 468050, 495650, 545215, 733562, 797350, 877085, 1090430, 1754170, 1833905, 2726075, 3667810, 4034591, 4385425, 5452150, 8069182, 8770850, 9169525, 18339050, 20172955, 40345910, 100864775, 201729550]

約数ペア:

[(1, 201729550), (2, 100864775), (5, 40345910), (10, 20172955), (11, 18339050), (22, 9169525), (23, 8770850), (25, 8069182), (37, 5452150), (46, 4385425), (50, 4034591), (55, 3667810), (74, 2726075), (110, 1833905), (115, 1754170), (185, 1090430), (230, 877085), (253, 797350), (275, 733562), (370, 545215), (407, 495650), (431, 468050), (506, 398675), (550, 366781), (575, 350834), (814, 247825), (851, 237050), (862, 234025), (925, 218086), (1150, 175417), (1265, 159470), (1702, 118525), (1850, 109043), (2035, 99130), (2155, 93610), (2530, 79735), (4070, 49565), (4255, 47410), (4310, 46805), (4741, 42550), (6325, 31894), (8510, 23705), (9361, 21550), (9482, 21275), (9913, 20350), (10175, 19826), (10775, 18722), (12650, 15947)]