82564880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54319}}^1$

素因数の和:54351

約数の個数: 40

約数和(自身を含む): 202070400

約数和(自身を除く): 119505520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 54319, 108638, 217276, 271595, 434552, 543190, 869104, 1032061, 1086380, 2064122, 2172760, 4128244, 4345520, 5160305, 8256488, 10320610, 16512976, 20641220, 41282440, 82564880]

約数ペア:

[(1, 82564880), (2, 41282440), (4, 20641220), (5, 16512976), (8, 10320610), (10, 8256488), (16, 5160305), (19, 4345520), (20, 4128244), (38, 2172760), (40, 2064122), (76, 1086380), (80, 1032061), (95, 869104), (152, 543190), (190, 434552), (304, 271595), (380, 217276), (760, 108638), (1520, 54319)]