71474830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{733}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 150616800

約数和(自身を除く): 79141970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 398, 490, 733, 995, 1393, 1466, 1990, 2786, 3665, 5131, 6965, 7330, 9751, 10262, 13930, 19502, 25655, 35917, 48755, 51310, 71834, 97510, 145867, 179585, 291734, 359170, 729335, 1021069, 1458670, 2042138, 5105345, 7147483, 10210690, 14294966, 35737415, 71474830]

約数ペア:

[(1, 71474830), (2, 35737415), (5, 14294966), (7, 10210690), (10, 7147483), (14, 5105345), (35, 2042138), (49, 1458670), (70, 1021069), (98, 729335), (199, 359170), (245, 291734), (398, 179585), (490, 145867), (733, 97510), (995, 71834), (1393, 51310), (1466, 48755), (1990, 35917), (2786, 25655), (3665, 19502), (5131, 13930), (6965, 10262), (7330, 9751)]