89537720

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{16339}}^1$

素因数の和:16487

約数の個数: 32

約数和(自身を含む): 202942800

約数和(自身を除く): 113405080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 16339, 32678, 65356, 81695, 130712, 163390, 326780, 653560, 2238443, 4476886, 8953772, 11192215, 17907544, 22384430, 44768860, 89537720]

約数ペア:

[(1, 89537720), (2, 44768860), (4, 22384430), (5, 17907544), (8, 11192215), (10, 8953772), (20, 4476886), (40, 2238443), (137, 653560), (274, 326780), (548, 163390), (685, 130712), (1096, 81695), (1370, 65356), (2740, 32678), (5480, 16339)]