206586250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{12713}}^1$

素因数の和:12748

約数の個数: 40

約数和(自身を含む): 417044628

約数和(自身を除く): 210458378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 12713, 16250, 25426, 63565, 127130, 165269, 317825, 330538, 635650, 826345, 1589125, 1652690, 3178250, 4131725, 7945625, 8263450, 15891250, 20658625, 41317250, 103293125, 206586250]

約数ペア:

[(1, 206586250), (2, 103293125), (5, 41317250), (10, 20658625), (13, 15891250), (25, 8263450), (26, 7945625), (50, 4131725), (65, 3178250), (125, 1652690), (130, 1589125), (250, 826345), (325, 635650), (625, 330538), (650, 317825), (1250, 165269), (1625, 127130), (3250, 63565), (8125, 25426), (12713, 16250)]