205576250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{14951}}^1$

素因数の和:14984

約数の個数: 40

約数和(自身を含む): 420390432

約数和(自身を除く): 214814182

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 6875, 13750, 14951, 29902, 74755, 149510, 164461, 328922, 373775, 747550, 822305, 1644610, 1868875, 3737750, 4111525, 8223050, 9344375, 18688750, 20557625, 41115250, 102788125, 205576250]

約数ペア:

[(1, 205576250), (2, 102788125), (5, 41115250), (10, 20557625), (11, 18688750), (22, 9344375), (25, 8223050), (50, 4111525), (55, 3737750), (110, 1868875), (125, 1644610), (250, 822305), (275, 747550), (550, 373775), (625, 328922), (1250, 164461), (1375, 149510), (2750, 74755), (6875, 29902), (13750, 14951)]