22320725

素因数分解:

$5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 34224000

約数和(自身を除く): 11903275

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 137, 175, 245, 343, 475, 665, 685, 931, 959, 1225, 1715, 2603, 3325, 3425, 4655, 4795, 6517, 6713, 8575, 13015, 18221, 23275, 23975, 32585, 33565, 46991, 65075, 91105, 127547, 162925, 167825, 234955, 455525, 637735, 892829, 1174775, 3188675, 4464145, 22320725]

約数ペア:

[(1, 22320725), (5, 4464145), (7, 3188675), (19, 1174775), (25, 892829), (35, 637735), (49, 455525), (95, 234955), (133, 167825), (137, 162925), (175, 127547), (245, 91105), (343, 65075), (475, 46991), (665, 33565), (685, 32585), (931, 23975), (959, 23275), (1225, 18221), (1715, 13015), (2603, 8575), (3325, 6713), (3425, 6517), (4655, 4795)]