220407550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2143}}^1$

素因数の和:2194

約数の個数: 72

約数和(自身を含む): 477344448

約数和(自身を除く): 256936898

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 121, 170, 187, 242, 275, 374, 425, 550, 605, 850, 935, 1210, 1870, 2057, 2143, 3025, 4114, 4286, 4675, 6050, 9350, 10285, 10715, 20570, 21430, 23573, 36431, 47146, 51425, 53575, 72862, 102850, 107150, 117865, 182155, 235730, 259303, 364310, 400741, 518606, 589325, 801482, 910775, 1178650, 1296515, 1821550, 2003705, 2593030, 4007410, 4408151, 6482575, 8816302, 10018525, 12965150, 20037050, 22040755, 44081510, 110203775, 220407550]

約数ペア:

[(1, 220407550), (2, 110203775), (5, 44081510), (10, 22040755), (11, 20037050), (17, 12965150), (22, 10018525), (25, 8816302), (34, 6482575), (50, 4408151), (55, 4007410), (85, 2593030), (110, 2003705), (121, 1821550), (170, 1296515), (187, 1178650), (242, 910775), (275, 801482), (374, 589325), (425, 518606), (550, 400741), (605, 364310), (850, 259303), (935, 235730), (1210, 182155), (1870, 117865), (2057, 107150), (2143, 102850), (3025, 72862), (4114, 53575), (4286, 51425), (4675, 47146), (6050, 36431), (9350, 23573), (10285, 21430), (10715, 20570)]