201749860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25031}}^1$

素因数の和:25084

約数の個数: 48

約数和(自身を含む): 471002112

約数和(自身を除く): 269252252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 25031, 50062, 100124, 125155, 250310, 325403, 500620, 650806, 775961, 1301612, 1551922, 1627015, 3103844, 3254030, 3879805, 6508060, 7759610, 10087493, 15519220, 20174986, 40349972, 50437465, 100874930, 201749860]

約数ペア:

[(1, 201749860), (2, 100874930), (4, 50437465), (5, 40349972), (10, 20174986), (13, 15519220), (20, 10087493), (26, 7759610), (31, 6508060), (52, 3879805), (62, 3254030), (65, 3103844), (124, 1627015), (130, 1551922), (155, 1301612), (260, 775961), (310, 650806), (403, 500620), (620, 325403), (806, 250310), (1612, 125155), (2015, 100124), (4030, 50062), (8060, 25031)]