25457280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13259}}^1$

素因数の和:13281

約数の個数: 64

約数和(自身を含む): 81151200

約数和(自身を除く): 55693920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 13259, 26518, 39777, 53036, 66295, 79554, 106072, 132590, 159108, 198885, 212144, 265180, 318216, 397770, 424288, 530360, 636432, 795540, 848576, 1060720, 1272864, 1591080, 1697152, 2121440, 2545728, 3182160, 4242880, 5091456, 6364320, 8485760, 12728640, 25457280]

約数ペア:

[(1, 25457280), (2, 12728640), (3, 8485760), (4, 6364320), (5, 5091456), (6, 4242880), (8, 3182160), (10, 2545728), (12, 2121440), (15, 1697152), (16, 1591080), (20, 1272864), (24, 1060720), (30, 848576), (32, 795540), (40, 636432), (48, 530360), (60, 424288), (64, 397770), (80, 318216), (96, 265180), (120, 212144), (128, 198885), (160, 159108), (192, 132590), (240, 106072), (320, 79554), (384, 66295), (480, 53036), (640, 39777), (960, 26518), (1920, 13259)]