2626000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:137

約数の個数: 80

約数和(自身を含む): 6905808

約数和(自身を除く): 4279808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 101, 104, 125, 130, 200, 202, 208, 250, 260, 325, 400, 404, 500, 505, 520, 650, 808, 1000, 1010, 1040, 1300, 1313, 1616, 1625, 2000, 2020, 2525, 2600, 2626, 3250, 4040, 5050, 5200, 5252, 6500, 6565, 8080, 10100, 10504, 12625, 13000, 13130, 20200, 21008, 25250, 26000, 26260, 32825, 40400, 50500, 52520, 65650, 101000, 105040, 131300, 164125, 202000, 262600, 328250, 525200, 656500, 1313000, 2626000]

約数ペア:

[(1, 2626000), (2, 1313000), (4, 656500), (5, 525200), (8, 328250), (10, 262600), (13, 202000), (16, 164125), (20, 131300), (25, 105040), (26, 101000), (40, 65650), (50, 52520), (52, 50500), (65, 40400), (80, 32825), (100, 26260), (101, 26000), (104, 25250), (125, 21008), (130, 20200), (200, 13130), (202, 13000), (208, 12625), (250, 10504), (260, 10100), (325, 8080), (400, 6565), (404, 6500), (500, 5252), (505, 5200), (520, 5050), (650, 4040), (808, 3250), (1000, 2626), (1010, 2600), (1040, 2525), (1300, 2020), (1313, 2000), (1616, 1625)]