53900980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{55001}}^1$

素因数の和:55024

約数の個数: 36

約数和(自身を含む): 131674788

約数和(自身を除く): 77773808

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 55001, 110002, 220004, 275005, 385007, 550010, 770014, 1100020, 1540028, 1925035, 2695049, 3850070, 5390098, 7700140, 10780196, 13475245, 26950490, 53900980]

約数ペア:

[(1, 53900980), (2, 26950490), (4, 13475245), (5, 10780196), (7, 7700140), (10, 5390098), (14, 3850070), (20, 2695049), (28, 1925035), (35, 1540028), (49, 1100020), (70, 770014), (98, 550010), (140, 385007), (196, 275005), (245, 220004), (490, 110002), (980, 55001)]