2054650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 4296600

約数和(自身を除く): 2241950

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 109, 130, 145, 218, 290, 325, 377, 545, 650, 725, 754, 1090, 1417, 1450, 1885, 2725, 2834, 3161, 3770, 5450, 6322, 7085, 9425, 14170, 15805, 18850, 31610, 35425, 41093, 70850, 79025, 82186, 158050, 205465, 410930, 1027325, 2054650]

約数ペア:

[(1, 2054650), (2, 1027325), (5, 410930), (10, 205465), (13, 158050), (25, 82186), (26, 79025), (29, 70850), (50, 41093), (58, 35425), (65, 31610), (109, 18850), (130, 15805), (145, 14170), (218, 9425), (290, 7085), (325, 6322), (377, 5450), (545, 3770), (650, 3161), (725, 2834), (754, 2725), (1090, 1885), (1417, 1450)]