25002880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{5581}}^1$

素因数の和:5607

約数の個数: 64

約数和(自身を含む): 68323680

約数和(自身を除く): 43320800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 5581, 11162, 22324, 27905, 39067, 44648, 55810, 78134, 89296, 111620, 156268, 178592, 195335, 223240, 312536, 357184, 390670, 446480, 625072, 714368, 781340, 892960, 1250144, 1562680, 1785920, 2500288, 3125360, 3571840, 5000576, 6250720, 12501440, 25002880]

約数ペア:

[(1, 25002880), (2, 12501440), (4, 6250720), (5, 5000576), (7, 3571840), (8, 3125360), (10, 2500288), (14, 1785920), (16, 1562680), (20, 1250144), (28, 892960), (32, 781340), (35, 714368), (40, 625072), (56, 446480), (64, 390670), (70, 357184), (80, 312536), (112, 223240), (128, 195335), (140, 178592), (160, 156268), (224, 111620), (280, 89296), (320, 78134), (448, 55810), (560, 44648), (640, 39067), (896, 27905), (1120, 22324), (2240, 11162), (4480, 5581)]