77719120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51131}}^1$

素因数の和:51163

約数の個数: 40

約数和(自身を含む): 190211040

約数和(自身を除く): 112491920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 51131, 102262, 204524, 255655, 409048, 511310, 818096, 971489, 1022620, 1942978, 2045240, 3885956, 4090480, 4857445, 7771912, 9714890, 15543824, 19429780, 38859560, 77719120]

約数ペア:

[(1, 77719120), (2, 38859560), (4, 19429780), (5, 15543824), (8, 9714890), (10, 7771912), (16, 4857445), (19, 4090480), (20, 3885956), (38, 2045240), (40, 1942978), (76, 1022620), (80, 971489), (95, 818096), (152, 511310), (190, 409048), (304, 255655), (380, 204524), (760, 102262), (1520, 51131)]