28608250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 59574528

約数和(自身を除く): 30966278

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 103, 110, 125, 202, 206, 250, 275, 505, 515, 550, 1010, 1030, 1111, 1133, 1375, 2222, 2266, 2525, 2575, 2750, 5050, 5150, 5555, 5665, 10403, 11110, 11330, 12625, 12875, 20806, 25250, 25750, 27775, 28325, 52015, 55550, 56650, 104030, 114433, 138875, 141625, 228866, 260075, 277750, 283250, 520150, 572165, 1144330, 1300375, 2600750, 2860825, 5721650, 14304125, 28608250]

約数ペア:

[(1, 28608250), (2, 14304125), (5, 5721650), (10, 2860825), (11, 2600750), (22, 1300375), (25, 1144330), (50, 572165), (55, 520150), (101, 283250), (103, 277750), (110, 260075), (125, 228866), (202, 141625), (206, 138875), (250, 114433), (275, 104030), (505, 56650), (515, 55550), (550, 52015), (1010, 28325), (1030, 27775), (1111, 25750), (1133, 25250), (1375, 20806), (2222, 12875), (2266, 12625), (2525, 11330), (2575, 11110), (2750, 10403), (5050, 5665), (5150, 5555)]