89165860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33521}}^1$

素因数の和:33556

約数の個数: 48

約数和(自身を含む): 225267840

約数和(自身を除く): 136101980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 33521, 67042, 134084, 167605, 234647, 335210, 469294, 636899, 670420, 938588, 1173235, 1273798, 2346470, 2547596, 3184495, 4458293, 4692940, 6368990, 8916586, 12737980, 17833172, 22291465, 44582930, 89165860]

約数ペア:

[(1, 89165860), (2, 44582930), (4, 22291465), (5, 17833172), (7, 12737980), (10, 8916586), (14, 6368990), (19, 4692940), (20, 4458293), (28, 3184495), (35, 2547596), (38, 2346470), (70, 1273798), (76, 1173235), (95, 938588), (133, 670420), (140, 636899), (190, 469294), (266, 335210), (380, 234647), (532, 167605), (665, 134084), (1330, 67042), (2660, 33521)]