75470780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7001}}^1$

素因数の和:7035

約数の個数: 72

約数和(自身を含む): 201153456

約数和(自身を除く): 125682676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 7001, 10780, 14002, 28004, 35005, 49007, 70010, 77011, 98014, 140020, 154022, 196028, 245035, 308044, 343049, 385055, 490070, 539077, 686098, 770110, 980140, 1078154, 1372196, 1540220, 1715245, 2156308, 2695385, 3430490, 3773539, 5390770, 6860980, 7547078, 10781540, 15094156, 18867695, 37735390, 75470780]

約数ペア:

[(1, 75470780), (2, 37735390), (4, 18867695), (5, 15094156), (7, 10781540), (10, 7547078), (11, 6860980), (14, 5390770), (20, 3773539), (22, 3430490), (28, 2695385), (35, 2156308), (44, 1715245), (49, 1540220), (55, 1372196), (70, 1078154), (77, 980140), (98, 770110), (110, 686098), (140, 539077), (154, 490070), (196, 385055), (220, 343049), (245, 308044), (308, 245035), (385, 196028), (490, 154022), (539, 140020), (770, 98014), (980, 77011), (1078, 70010), (1540, 49007), (2156, 35005), (2695, 28004), (5390, 14002), (7001, 10780)]