26188240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{149}}^1$

素因数の和:201

約数の個数: 80

約数和(自身を含む): 66402000

約数和(自身を除く): 40213760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 169, 208, 260, 298, 338, 520, 596, 676, 745, 845, 1040, 1192, 1352, 1490, 1690, 1937, 2197, 2384, 2704, 2980, 3380, 3874, 4394, 5960, 6760, 7748, 8788, 9685, 10985, 11920, 13520, 15496, 17576, 19370, 21970, 25181, 30992, 35152, 38740, 43940, 50362, 77480, 87880, 100724, 125905, 154960, 175760, 201448, 251810, 327353, 402896, 503620, 654706, 1007240, 1309412, 1636765, 2014480, 2618824, 3273530, 5237648, 6547060, 13094120, 26188240]

約数ペア:

[(1, 26188240), (2, 13094120), (4, 6547060), (5, 5237648), (8, 3273530), (10, 2618824), (13, 2014480), (16, 1636765), (20, 1309412), (26, 1007240), (40, 654706), (52, 503620), (65, 402896), (80, 327353), (104, 251810), (130, 201448), (149, 175760), (169, 154960), (208, 125905), (260, 100724), (298, 87880), (338, 77480), (520, 50362), (596, 43940), (676, 38740), (745, 35152), (845, 30992), (1040, 25181), (1192, 21970), (1352, 19370), (1490, 17576), (1690, 15496), (1937, 13520), (2197, 11920), (2384, 10985), (2704, 9685), (2980, 8788), (3380, 7748), (3874, 6760), (4394, 5960)]