51818580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26171}}^1$

素因数の和:26197

約数の個数: 72

約数和(自身を含む): 171478944

約数和(自身を除く): 119660364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 26171, 52342, 78513, 104684, 130855, 157026, 235539, 261710, 287881, 314052, 392565, 471078, 523420, 575762, 785130, 863643, 942156, 1151524, 1177695, 1439405, 1570260, 1727286, 2355390, 2590929, 2878810, 3454572, 4318215, 4710780, 5181858, 5757620, 8636430, 10363716, 12954645, 17272860, 25909290, 51818580]

約数ペア:

[(1, 51818580), (2, 25909290), (3, 17272860), (4, 12954645), (5, 10363716), (6, 8636430), (9, 5757620), (10, 5181858), (11, 4710780), (12, 4318215), (15, 3454572), (18, 2878810), (20, 2590929), (22, 2355390), (30, 1727286), (33, 1570260), (36, 1439405), (44, 1177695), (45, 1151524), (55, 942156), (60, 863643), (66, 785130), (90, 575762), (99, 523420), (110, 471078), (132, 392565), (165, 314052), (180, 287881), (198, 261710), (220, 235539), (330, 157026), (396, 130855), (495, 104684), (660, 78513), (990, 52342), (1980, 26171)]