71827120

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2239}}^1$

素因数の和:2653

約数の個数: 40

約数和(自身を含む): 167489280

約数和(自身を除く): 95662160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 2239, 3208, 4010, 4478, 6416, 8020, 8956, 11195, 16040, 17912, 22390, 32080, 35824, 44780, 89560, 179120, 897839, 1795678, 3591356, 4489195, 7182712, 8978390, 14365424, 17956780, 35913560, 71827120]

約数ペア:

[(1, 71827120), (2, 35913560), (4, 17956780), (5, 14365424), (8, 8978390), (10, 7182712), (16, 4489195), (20, 3591356), (40, 1795678), (80, 897839), (401, 179120), (802, 89560), (1604, 44780), (2005, 35824), (2239, 32080), (3208, 22390), (4010, 17912), (4478, 16040), (6416, 11195), (8020, 8956)]