79949320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 198158400

約数和(自身を除く): 118209080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 1667, 2180, 2398, 3334, 4360, 4796, 5995, 6668, 8335, 9592, 11990, 13336, 16670, 18337, 23980, 33340, 36674, 47960, 66680, 73348, 91685, 146696, 181703, 183370, 363406, 366740, 726812, 733480, 908515, 1453624, 1817030, 1998733, 3634060, 3997466, 7268120, 7994932, 9993665, 15989864, 19987330, 39974660, 79949320]

約数ペア:

[(1, 79949320), (2, 39974660), (4, 19987330), (5, 15989864), (8, 9993665), (10, 7994932), (11, 7268120), (20, 3997466), (22, 3634060), (40, 1998733), (44, 1817030), (55, 1453624), (88, 908515), (109, 733480), (110, 726812), (218, 366740), (220, 363406), (436, 183370), (440, 181703), (545, 146696), (872, 91685), (1090, 73348), (1199, 66680), (1667, 47960), (2180, 36674), (2398, 33340), (3334, 23980), (4360, 18337), (4796, 16670), (5995, 13336), (6668, 11990), (8335, 9592)]