211312750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1787}}^1$

素因数の和:1858

約数の個数: 64

約数和(自身を含む): 441821952

約数和(自身を除く): 230509202

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 125, 215, 250, 275, 430, 473, 550, 946, 1075, 1375, 1787, 2150, 2365, 2750, 3574, 4730, 5375, 8935, 10750, 11825, 17870, 19657, 23650, 39314, 44675, 59125, 76841, 89350, 98285, 118250, 153682, 196570, 223375, 384205, 446750, 491425, 768410, 845251, 982850, 1690502, 1921025, 2457125, 3842050, 4226255, 4914250, 8452510, 9605125, 19210250, 21131275, 42262550, 105656375, 211312750]

約数ペア:

[(1, 211312750), (2, 105656375), (5, 42262550), (10, 21131275), (11, 19210250), (22, 9605125), (25, 8452510), (43, 4914250), (50, 4226255), (55, 3842050), (86, 2457125), (110, 1921025), (125, 1690502), (215, 982850), (250, 845251), (275, 768410), (430, 491425), (473, 446750), (550, 384205), (946, 223375), (1075, 196570), (1375, 153682), (1787, 118250), (2150, 98285), (2365, 89350), (2750, 76841), (3574, 59125), (4730, 44675), (5375, 39314), (8935, 23650), (10750, 19657), (11825, 17870)]