53921000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{7703}}^1$

素因数の和:7731

約数の個数: 64

約数和(自身を含む): 144218880

約数和(自身を除く): 90297880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 7703, 15406, 30812, 38515, 53921, 61624, 77030, 107842, 154060, 192575, 215684, 269605, 308120, 385150, 431368, 539210, 770300, 962875, 1078420, 1348025, 1540600, 1925750, 2156840, 2696050, 3851500, 5392100, 6740125, 7703000, 10784200, 13480250, 26960500, 53921000]

約数ペア:

[(1, 53921000), (2, 26960500), (4, 13480250), (5, 10784200), (7, 7703000), (8, 6740125), (10, 5392100), (14, 3851500), (20, 2696050), (25, 2156840), (28, 1925750), (35, 1540600), (40, 1348025), (50, 1078420), (56, 962875), (70, 770300), (100, 539210), (125, 431368), (140, 385150), (175, 308120), (200, 269605), (250, 215684), (280, 192575), (350, 154060), (500, 107842), (700, 77030), (875, 61624), (1000, 53921), (1400, 38515), (1750, 30812), (3500, 15406), (7000, 7703)]