25708365

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 47399040

約数和(自身を除く): 21690675

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 295, 345, 421, 531, 885, 1035, 1263, 1357, 2105, 2655, 3789, 4071, 6315, 6785, 9683, 12213, 18945, 20355, 24839, 29049, 48415, 61065, 74517, 87147, 124195, 145245, 223551, 372585, 435735, 571297, 1117755, 1713891, 2856485, 5141673, 8569455, 25708365]

約数ペア:

[(1, 25708365), (3, 8569455), (5, 5141673), (9, 2856485), (15, 1713891), (23, 1117755), (45, 571297), (59, 435735), (69, 372585), (115, 223551), (177, 145245), (207, 124195), (295, 87147), (345, 74517), (421, 61065), (531, 48415), (885, 29049), (1035, 24839), (1263, 20355), (1357, 18945), (2105, 12213), (2655, 9683), (3789, 6785), (4071, 6315)]