83728820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31477}}^1$

素因数の和:31512

約数の個数: 48

約数和(自身を含む): 211532160

約数和(自身を除く): 127803340

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, 31477, 62954, 125908, 157385, 220339, 314770, 440678, 598063, 629540, 881356, 1101695, 1196126, 2203390, 2392252, 2990315, 4186441, 4406780, 5980630, 8372882, 11961260, 16745764, 20932205, 41864410, 83728820]

約数ペア:

[(1, 83728820), (2, 41864410), (4, 20932205), (5, 16745764), (7, 11961260), (10, 8372882), (14, 5980630), (19, 4406780), (20, 4186441), (28, 2990315), (35, 2392252), (38, 2203390), (70, 1196126), (76, 1101695), (95, 881356), (133, 629540), (140, 598063), (190, 440678), (266, 314770), (380, 220339), (532, 157385), (665, 125908), (1330, 62954), (2660, 31477)]