25545525

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 44997120

約数和(自身を除く): 19451595

約数列:

[1, 3, 5, 15, 23, 25, 59, 69, 75, 115, 177, 251, 295, 345, 575, 753, 885, 1255, 1357, 1475, 1725, 3765, 4071, 4425, 5773, 6275, 6785, 14809, 17319, 18825, 20355, 28865, 33925, 44427, 74045, 86595, 101775, 144325, 222135, 340607, 370225, 432975, 1021821, 1110675, 1703035, 5109105, 8515175, 25545525]

約数ペア:

[(1, 25545525), (3, 8515175), (5, 5109105), (15, 1703035), (23, 1110675), (25, 1021821), (59, 432975), (69, 370225), (75, 340607), (115, 222135), (177, 144325), (251, 101775), (295, 86595), (345, 74045), (575, 44427), (753, 33925), (885, 28865), (1255, 20355), (1357, 18825), (1475, 17319), (1725, 14809), (3765, 6785), (4071, 6275), (4425, 5773)]