81509488

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1811}}^1$

素因数の和:1945

約数の個数: 40

約数和(自身を含む): 165145680

約数和(自身を除く): 83636192

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 194, 232, 388, 464, 776, 1552, 1811, 2813, 3622, 5626, 7244, 11252, 14488, 22504, 28976, 45008, 52519, 105038, 175667, 210076, 351334, 420152, 702668, 840304, 1405336, 2810672, 5094343, 10188686, 20377372, 40754744, 81509488]

約数ペア:

[(1, 81509488), (2, 40754744), (4, 20377372), (8, 10188686), (16, 5094343), (29, 2810672), (58, 1405336), (97, 840304), (116, 702668), (194, 420152), (232, 351334), (388, 210076), (464, 175667), (776, 105038), (1552, 52519), (1811, 45008), (2813, 28976), (3622, 22504), (5626, 14488), (7244, 11252)]