225888975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2663}}^1$

素因数の和:2721

約数の個数: 72

約数和(自身を含む): 450908640

約数和(自身を除く): 225019665

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 261, 325, 377, 435, 585, 725, 975, 1131, 1305, 1885, 2175, 2663, 2925, 3393, 5655, 6525, 7989, 9425, 13315, 16965, 23967, 28275, 34619, 39945, 66575, 77227, 84825, 103857, 119835, 173095, 199725, 231681, 311571, 386135, 519285, 599175, 695043, 865475, 1003951, 1158405, 1557855, 1930675, 2596425, 3011853, 3475215, 5019755, 5792025, 7789275, 9035559, 15059265, 17376075, 25098775, 45177795, 75296325, 225888975]

約数ペア:

[(1, 225888975), (3, 75296325), (5, 45177795), (9, 25098775), (13, 17376075), (15, 15059265), (25, 9035559), (29, 7789275), (39, 5792025), (45, 5019755), (65, 3475215), (75, 3011853), (87, 2596425), (117, 1930675), (145, 1557855), (195, 1158405), (225, 1003951), (261, 865475), (325, 695043), (377, 599175), (435, 519285), (585, 386135), (725, 311571), (975, 231681), (1131, 199725), (1305, 173095), (1885, 119835), (2175, 103857), (2663, 84825), (2925, 77227), (3393, 66575), (5655, 39945), (6525, 34619), (7989, 28275), (9425, 23967), (13315, 16965)]