25871020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{26399}}^1$

素因数の和:26422

約数の個数: 36

約数和(自身を含む): 63201600

約数和(自身を除く): 37330580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 26399, 52798, 105596, 131995, 184793, 263990, 369586, 527980, 739172, 923965, 1293551, 1847930, 2587102, 3695860, 5174204, 6467755, 12935510, 25871020]

約数ペア:

[(1, 25871020), (2, 12935510), (4, 6467755), (5, 5174204), (7, 3695860), (10, 2587102), (14, 1847930), (20, 1293551), (28, 923965), (35, 739172), (49, 527980), (70, 369586), (98, 263990), (140, 184793), (196, 131995), (245, 105596), (490, 52798), (980, 26399)]