25461760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4973}}^1$

素因数の和:4998

約数の個数: 44

約数和(自身を含む): 61090668

約数和(自身を除く): 35628908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4973, 5120, 9946, 19892, 24865, 39784, 49730, 79568, 99460, 159136, 198920, 318272, 397840, 636544, 795680, 1273088, 1591360, 2546176, 3182720, 5092352, 6365440, 12730880, 25461760]

約数ペア:

[(1, 25461760), (2, 12730880), (4, 6365440), (5, 5092352), (8, 3182720), (10, 2546176), (16, 1591360), (20, 1273088), (32, 795680), (40, 636544), (64, 397840), (80, 318272), (128, 198920), (160, 159136), (256, 99460), (320, 79568), (512, 49730), (640, 39784), (1024, 24865), (1280, 19892), (2560, 9946), (4973, 5120)]