78840850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4943}}^1$

素因数の和:4995

約数の個数: 48

約数和(自身を含む): 165525120

約数和(自身を除く): 86684270

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 3190, 4943, 7975, 9886, 15950, 24715, 49430, 54373, 108746, 123575, 143347, 247150, 271865, 286694, 543730, 716735, 1359325, 1433470, 1576817, 2718650, 3153634, 3583675, 7167350, 7884085, 15768170, 39420425, 78840850]

約数ペア:

[(1, 78840850), (2, 39420425), (5, 15768170), (10, 7884085), (11, 7167350), (22, 3583675), (25, 3153634), (29, 2718650), (50, 1576817), (55, 1433470), (58, 1359325), (110, 716735), (145, 543730), (275, 286694), (290, 271865), (319, 247150), (550, 143347), (638, 123575), (725, 108746), (1450, 54373), (1595, 49430), (3190, 24715), (4943, 15950), (7975, 9886)]