13287100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 30935520

約数和(自身を除く): 17648420

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 53, 92, 100, 106, 109, 115, 212, 218, 230, 265, 436, 460, 530, 545, 575, 1060, 1090, 1150, 1219, 1325, 2180, 2300, 2438, 2507, 2650, 2725, 4876, 5014, 5300, 5450, 5777, 6095, 10028, 10900, 11554, 12190, 12535, 23108, 24380, 25070, 28885, 30475, 50140, 57770, 60950, 62675, 115540, 121900, 125350, 132871, 144425, 250700, 265742, 288850, 531484, 577700, 664355, 1328710, 2657420, 3321775, 6643550, 13287100]

約数ペア:

[(1, 13287100), (2, 6643550), (4, 3321775), (5, 2657420), (10, 1328710), (20, 664355), (23, 577700), (25, 531484), (46, 288850), (50, 265742), (53, 250700), (92, 144425), (100, 132871), (106, 125350), (109, 121900), (115, 115540), (212, 62675), (218, 60950), (230, 57770), (265, 50140), (436, 30475), (460, 28885), (530, 25070), (545, 24380), (575, 23108), (1060, 12535), (1090, 12190), (1150, 11554), (1219, 10900), (1325, 10028), (2180, 6095), (2300, 5777), (2438, 5450), (2507, 5300), (2650, 5014), (2725, 4876)]