13974780280

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{8311}}^1$

素因数の和:8780

約数の個数: 64

約数和(自身を含む): 31790407680

約数和(自身を除く): 17815627400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 331, 508, 635, 662, 1016, 1270, 1324, 1655, 2540, 2648, 3310, 5080, 6620, 8311, 13240, 16622, 33244, 41555, 42037, 66488, 83110, 84074, 166220, 168148, 210185, 332440, 336296, 420370, 840740, 1055497, 1681480, 2110994, 2750941, 4221988, 5277485, 5501882, 8443976, 10554970, 11003764, 13754705, 21109940, 22007528, 27509410, 42219880, 55018820, 110037640, 349369507, 698739014, 1397478028, 1746847535, 2794956056, 3493695070, 6987390140, 13974780280]

約数ペア:

[(1, 13974780280), (2, 6987390140), (4, 3493695070), (5, 2794956056), (8, 1746847535), (10, 1397478028), (20, 698739014), (40, 349369507), (127, 110037640), (254, 55018820), (331, 42219880), (508, 27509410), (635, 22007528), (662, 21109940), (1016, 13754705), (1270, 11003764), (1324, 10554970), (1655, 8443976), (2540, 5501882), (2648, 5277485), (3310, 4221988), (5080, 2750941), (6620, 2110994), (8311, 1681480), (13240, 1055497), (16622, 840740), (33244, 420370), (41555, 336296), (42037, 332440), (66488, 210185), (83110, 168148), (84074, 166220)]