20177482750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{28429}}^1$

素因数の和:28630

約数の個数: 64

約数和(自身を含む): 40235045760

約数和(自身を除く): 20057563010

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 167, 170, 250, 334, 425, 835, 850, 1670, 2125, 2839, 4175, 4250, 5678, 8350, 14195, 20875, 28390, 28429, 41750, 56858, 70975, 141950, 142145, 284290, 354875, 483293, 709750, 710725, 966586, 1421450, 2416465, 3553625, 4747643, 4832930, 7107250, 9495286, 12082325, 23738215, 24164650, 47476430, 60411625, 80709931, 118691075, 120823250, 161419862, 237382150, 403549655, 593455375, 807099310, 1186910750, 2017748275, 4035496550, 10088741375, 20177482750]

約数ペア:

[(1, 20177482750), (2, 10088741375), (5, 4035496550), (10, 2017748275), (17, 1186910750), (25, 807099310), (34, 593455375), (50, 403549655), (85, 237382150), (125, 161419862), (167, 120823250), (170, 118691075), (250, 80709931), (334, 60411625), (425, 47476430), (835, 24164650), (850, 23738215), (1670, 12082325), (2125, 9495286), (2839, 7107250), (4175, 4832930), (4250, 4747643), (5678, 3553625), (8350, 2416465), (14195, 1421450), (20875, 966586), (28390, 710725), (28429, 709750), (41750, 483293), (56858, 354875), (70975, 284290), (141950, 142145)]