78302360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 182545920

約数和(自身を除く): 104243560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 191, 277, 296, 370, 382, 554, 740, 764, 955, 1108, 1385, 1480, 1528, 1910, 2216, 2770, 3820, 5540, 7067, 7640, 10249, 11080, 14134, 20498, 28268, 35335, 40996, 51245, 52907, 56536, 70670, 81992, 102490, 105814, 141340, 204980, 211628, 264535, 282680, 409960, 423256, 529070, 1058140, 1957559, 2116280, 3915118, 7830236, 9787795, 15660472, 19575590, 39151180, 78302360]

約数ペア:

[(1, 78302360), (2, 39151180), (4, 19575590), (5, 15660472), (8, 9787795), (10, 7830236), (20, 3915118), (37, 2116280), (40, 1957559), (74, 1058140), (148, 529070), (185, 423256), (191, 409960), (277, 282680), (296, 264535), (370, 211628), (382, 204980), (554, 141340), (740, 105814), (764, 102490), (955, 81992), (1108, 70670), (1385, 56536), (1480, 52907), (1528, 51245), (1910, 40996), (2216, 35335), (2770, 28268), (3820, 20498), (5540, 14134), (7067, 11080), (7640, 10249)]