1312762750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{5113}}^1$

素因数の和:5222

約数の個数: 64

約数和(自身を含む): 2680554240

約数和(自身を除く): 1367791490

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 125, 130, 158, 250, 325, 395, 650, 790, 1027, 1625, 1975, 2054, 3250, 3950, 5113, 5135, 9875, 10226, 10270, 19750, 25565, 25675, 51130, 51350, 66469, 127825, 128375, 132938, 255650, 256750, 332345, 403927, 639125, 664690, 807854, 1278250, 1661725, 2019635, 3323450, 4039270, 5251051, 8308625, 10098175, 10502102, 16617250, 20196350, 26255255, 50490875, 52510510, 100981750, 131276275, 262552550, 656381375, 1312762750]

約数ペア:

[(1, 1312762750), (2, 656381375), (5, 262552550), (10, 131276275), (13, 100981750), (25, 52510510), (26, 50490875), (50, 26255255), (65, 20196350), (79, 16617250), (125, 10502102), (130, 10098175), (158, 8308625), (250, 5251051), (325, 4039270), (395, 3323450), (650, 2019635), (790, 1661725), (1027, 1278250), (1625, 807854), (1975, 664690), (2054, 639125), (3250, 403927), (3950, 332345), (5113, 256750), (5135, 255650), (9875, 132938), (10226, 128375), (10270, 127825), (19750, 66469), (25565, 51350), (25675, 51130)]