90132725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 125349120

約数和(自身を除く): 35216395

約数列:

[1, 5, 17, 25, 29, 71, 85, 103, 145, 355, 425, 493, 515, 725, 1207, 1751, 1775, 2059, 2465, 2575, 2987, 6035, 7313, 8755, 10295, 12325, 14935, 30175, 35003, 36565, 43775, 50779, 51475, 74675, 124321, 175015, 182825, 212077, 253895, 621605, 875075, 1060385, 1269475, 3108025, 3605309, 5301925, 18026545, 90132725]

約数ペア:

[(1, 90132725), (5, 18026545), (17, 5301925), (25, 3605309), (29, 3108025), (71, 1269475), (85, 1060385), (103, 875075), (145, 621605), (355, 253895), (425, 212077), (493, 182825), (515, 175015), (725, 124321), (1207, 74675), (1751, 51475), (1775, 50779), (2059, 43775), (2465, 36565), (2575, 35003), (2987, 30175), (6035, 14935), (7313, 12325), (8755, 10295)]