195491425

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 256114560

約数和(自身を除く): 60623135

約数列:

[1, 5, 25, 31, 79, 103, 155, 395, 515, 775, 961, 1975, 2449, 2575, 3193, 4805, 8137, 12245, 15965, 24025, 40685, 61225, 75919, 79825, 98983, 203425, 252247, 379595, 494915, 1261235, 1897975, 2474575, 6306175, 7819657, 39098285, 195491425]

約数ペア:

[(1, 195491425), (5, 39098285), (25, 7819657), (31, 6306175), (79, 2474575), (103, 1897975), (155, 1261235), (395, 494915), (515, 379595), (775, 252247), (961, 203425), (1975, 98983), (2449, 79825), (2575, 75919), (3193, 61225), (4805, 40685), (8137, 24025), (12245, 15965)]