28930000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 100

約数和(自身を含む): 76700448

約数和(自身を除く): 47770448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 263, 275, 400, 440, 500, 526, 550, 625, 880, 1000, 1052, 1100, 1250, 1315, 1375, 2000, 2104, 2200, 2500, 2630, 2750, 2893, 4208, 4400, 5000, 5260, 5500, 5786, 6575, 6875, 10000, 10520, 11000, 11572, 13150, 13750, 14465, 21040, 22000, 23144, 26300, 27500, 28930, 32875, 46288, 52600, 55000, 57860, 65750, 72325, 105200, 110000, 115720, 131500, 144650, 164375, 231440, 263000, 289300, 328750, 361625, 526000, 578600, 657500, 723250, 1157200, 1315000, 1446500, 1808125, 2630000, 2893000, 3616250, 5786000, 7232500, 14465000, 28930000]

約数ペア:

[(1, 28930000), (2, 14465000), (4, 7232500), (5, 5786000), (8, 3616250), (10, 2893000), (11, 2630000), (16, 1808125), (20, 1446500), (22, 1315000), (25, 1157200), (40, 723250), (44, 657500), (50, 578600), (55, 526000), (80, 361625), (88, 328750), (100, 289300), (110, 263000), (125, 231440), (176, 164375), (200, 144650), (220, 131500), (250, 115720), (263, 110000), (275, 105200), (400, 72325), (440, 65750), (500, 57860), (526, 55000), (550, 52600), (625, 46288), (880, 32875), (1000, 28930), (1052, 27500), (1100, 26300), (1250, 23144), (1315, 22000), (1375, 21040), (2000, 14465), (2104, 13750), (2200, 13150), (2500, 11572), (2630, 11000), (2750, 10520), (2893, 10000), (4208, 6875), (4400, 6575), (5000, 5786), (5260, 5500)]