71242780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26783}}^1$

素因数の和:26818

約数の個数: 48

約数和(自身を含む): 179988480

約数和(自身を除く): 108745700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 26783, 53566, 107132, 133915, 187481, 267830, 374962, 508877, 535660, 749924, 937405, 1017754, 1874810, 2035508, 2544385, 3562139, 3749620, 5088770, 7124278, 10177540, 14248556, 17810695, 35621390, 71242780]

約数ペア:

[(1, 71242780), (2, 35621390), (4, 17810695), (5, 14248556), (7, 10177540), (10, 7124278), (14, 5088770), (19, 3749620), (20, 3562139), (28, 2544385), (35, 2035508), (38, 1874810), (70, 1017754), (76, 937405), (95, 749924), (133, 535660), (140, 508877), (190, 374962), (266, 267830), (380, 187481), (532, 133915), (665, 107132), (1330, 53566), (2660, 26783)]