85243120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56081}}^1$

素因数の和:56113

約数の個数: 40

約数和(自身を含む): 208625040

約数和(自身を除く): 123381920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 56081, 112162, 224324, 280405, 448648, 560810, 897296, 1065539, 1121620, 2131078, 2243240, 4262156, 4486480, 5327695, 8524312, 10655390, 17048624, 21310780, 42621560, 85243120]

約数ペア:

[(1, 85243120), (2, 42621560), (4, 21310780), (5, 17048624), (8, 10655390), (10, 8524312), (16, 5327695), (19, 4486480), (20, 4262156), (38, 2243240), (40, 2131078), (76, 1121620), (80, 1065539), (95, 897296), (152, 560810), (190, 448648), (304, 280405), (380, 224324), (760, 112162), (1520, 56081)]