78668282

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 78925318

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 151, 154, 187, 199, 238, 302, 374, 398, 1057, 1309, 1393, 1661, 2114, 2189, 2567, 2618, 2786, 3322, 3383, 4378, 5134, 6766, 11627, 15323, 17969, 23254, 23681, 28237, 30049, 30646, 35938, 37213, 47362, 56474, 60098, 74426, 197659, 210343, 260491, 330539, 395318, 420686, 510833, 520982, 661078, 1021666, 2313773, 3575831, 4627546, 5619163, 7151662, 11238326, 39334141, 78668282]

約数ペア:

[(1, 78668282), (2, 39334141), (7, 11238326), (11, 7151662), (14, 5619163), (17, 4627546), (22, 3575831), (34, 2313773), (77, 1021666), (119, 661078), (151, 520982), (154, 510833), (187, 420686), (199, 395318), (238, 330539), (302, 260491), (374, 210343), (398, 197659), (1057, 74426), (1309, 60098), (1393, 56474), (1661, 47362), (2114, 37213), (2189, 35938), (2567, 30646), (2618, 30049), (2786, 28237), (3322, 23681), (3383, 23254), (4378, 17969), (5134, 15323), (6766, 11627)]