3782500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 8856540

約数和(自身を除く): 5074040

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 89, 100, 125, 170, 178, 250, 340, 356, 425, 445, 500, 625, 850, 890, 1250, 1513, 1700, 1780, 2125, 2225, 2500, 3026, 4250, 4450, 6052, 7565, 8500, 8900, 10625, 11125, 15130, 21250, 22250, 30260, 37825, 42500, 44500, 55625, 75650, 111250, 151300, 189125, 222500, 378250, 756500, 945625, 1891250, 3782500]

約数ペア:

[(1, 3782500), (2, 1891250), (4, 945625), (5, 756500), (10, 378250), (17, 222500), (20, 189125), (25, 151300), (34, 111250), (50, 75650), (68, 55625), (85, 44500), (89, 42500), (100, 37825), (125, 30260), (170, 22250), (178, 21250), (250, 15130), (340, 11125), (356, 10625), (425, 8900), (445, 8500), (500, 7565), (625, 6052), (850, 4450), (890, 4250), (1250, 3026), (1513, 2500), (1700, 2225), (1780, 2125)]