25202560

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:815

約数の個数: 64

約数和(自身を含む): 61469280

約数和(自身を除く): 36266720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 743, 848, 1060, 1486, 1696, 2120, 2972, 3392, 3715, 4240, 5944, 6784, 7430, 8480, 11888, 14860, 16960, 23776, 29720, 33920, 39379, 47552, 59440, 78758, 95104, 118880, 157516, 196895, 237760, 315032, 393790, 475520, 630064, 787580, 1260128, 1575160, 2520256, 3150320, 5040512, 6300640, 12601280, 25202560]

約数ペア:

[(1, 25202560), (2, 12601280), (4, 6300640), (5, 5040512), (8, 3150320), (10, 2520256), (16, 1575160), (20, 1260128), (32, 787580), (40, 630064), (53, 475520), (64, 393790), (80, 315032), (106, 237760), (128, 196895), (160, 157516), (212, 118880), (265, 95104), (320, 78758), (424, 59440), (530, 47552), (640, 39379), (743, 33920), (848, 29720), (1060, 23776), (1486, 16960), (1696, 14860), (2120, 11888), (2972, 8480), (3392, 7430), (3715, 6784), (4240, 5944)]