28945900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17027}}^1$

素因数の和:17058

約数の個数: 36

約数和(自身を含む): 66511368

約数和(自身を除く): 37565468

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 17027, 34054, 68108, 85135, 170270, 289459, 340540, 425675, 578918, 851350, 1157836, 1447295, 1702700, 2894590, 5789180, 7236475, 14472950, 28945900]

約数ペア:

[(1, 28945900), (2, 14472950), (4, 7236475), (5, 5789180), (10, 2894590), (17, 1702700), (20, 1447295), (25, 1157836), (34, 851350), (50, 578918), (68, 425675), (85, 340540), (100, 289459), (170, 170270), (340, 85135), (425, 68108), (850, 34054), (1700, 17027)]