78874516

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{3907}}^1$

素因数の和:4028

約数の個数: 36

約数和(自身を含む): 162166368

約数和(自身を除く): 83291852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 3907, 5047, 7814, 10094, 15628, 20188, 27349, 54698, 109396, 191443, 382886, 402421, 765772, 804842, 1609684, 2816947, 5633894, 11267788, 19718629, 39437258, 78874516]

約数ペア:

[(1, 78874516), (2, 39437258), (4, 19718629), (7, 11267788), (14, 5633894), (28, 2816947), (49, 1609684), (98, 804842), (103, 765772), (196, 402421), (206, 382886), (412, 191443), (721, 109396), (1442, 54698), (2884, 27349), (3907, 20188), (5047, 15628), (7814, 10094)]