25190360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 61598880

約数和(自身を除く): 36408520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 251, 260, 386, 502, 520, 772, 965, 1004, 1255, 1544, 1930, 2008, 2509, 2510, 3263, 3860, 5018, 5020, 6526, 7720, 10036, 10040, 12545, 13052, 16315, 20072, 25090, 26104, 32630, 48443, 50180, 65260, 96886, 100360, 130520, 193772, 242215, 387544, 484430, 629759, 968860, 1259518, 1937720, 2519036, 3148795, 5038072, 6297590, 12595180, 25190360]

約数ペア:

[(1, 25190360), (2, 12595180), (4, 6297590), (5, 5038072), (8, 3148795), (10, 2519036), (13, 1937720), (20, 1259518), (26, 968860), (40, 629759), (52, 484430), (65, 387544), (104, 242215), (130, 193772), (193, 130520), (251, 100360), (260, 96886), (386, 65260), (502, 50180), (520, 48443), (772, 32630), (965, 26104), (1004, 25090), (1255, 20072), (1544, 16315), (1930, 13052), (2008, 12545), (2509, 10040), (2510, 10036), (3263, 7720), (3860, 6526), (5018, 5020)]