16814525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 27081600

約数和(自身を除く): 10267075

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 389, 455, 475, 665, 1235, 1729, 1945, 2275, 2723, 3325, 5057, 6175, 7391, 8645, 9725, 13615, 25285, 35399, 36955, 43225, 51737, 68075, 96083, 126425, 176995, 184775, 258685, 480415, 672581, 884975, 1293425, 2402075, 3362905, 16814525]

約数ペア:

[(1, 16814525), (5, 3362905), (7, 2402075), (13, 1293425), (19, 884975), (25, 672581), (35, 480415), (65, 258685), (91, 184775), (95, 176995), (133, 126425), (175, 96083), (247, 68075), (325, 51737), (389, 43225), (455, 36955), (475, 35399), (665, 25285), (1235, 13615), (1729, 9725), (1945, 8645), (2275, 7391), (2723, 6175), (3325, 5057)]