103211720

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{9811}}^1$

素因数の和:10085

約数の個数: 32

約数和(自身を含む): 233133120

約数和(自身を除く): 129921400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 9811, 10520, 19622, 39244, 49055, 78488, 98110, 196220, 392440, 2580293, 5160586, 10321172, 12901465, 20642344, 25802930, 51605860, 103211720]

約数ペア:

[(1, 103211720), (2, 51605860), (4, 25802930), (5, 20642344), (8, 12901465), (10, 10321172), (20, 5160586), (40, 2580293), (263, 392440), (526, 196220), (1052, 98110), (1315, 78488), (2104, 49055), (2630, 39244), (5260, 19622), (9811, 10520)]