80237025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 166087584

約数和(自身を除く): 85850559

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 1907, 2475, 2805, 3825, 4675, 5721, 8415, 9535, 14025, 17163, 20977, 28605, 32419, 42075, 47675, 62931, 85815, 97257, 104885, 143025, 162095, 188793, 291771, 314655, 356609, 429075, 486285, 524425, 810475, 943965, 1069827, 1458855, 1573275, 1783045, 2431425, 3209481, 4719825, 5349135, 7294275, 8915225, 16047405, 26745675, 80237025]

約数ペア:

[(1, 80237025), (3, 26745675), (5, 16047405), (9, 8915225), (11, 7294275), (15, 5349135), (17, 4719825), (25, 3209481), (33, 2431425), (45, 1783045), (51, 1573275), (55, 1458855), (75, 1069827), (85, 943965), (99, 810475), (153, 524425), (165, 486285), (187, 429075), (225, 356609), (255, 314655), (275, 291771), (425, 188793), (495, 162095), (561, 143025), (765, 104885), (825, 97257), (935, 85815), (1275, 62931), (1683, 47675), (1907, 42075), (2475, 32419), (2805, 28605), (3825, 20977), (4675, 17163), (5721, 14025), (8415, 9535)]