9681925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 14731200

約数和(自身を除く): 5049275

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 109, 187, 209, 275, 323, 425, 475, 545, 935, 1045, 1199, 1615, 1853, 2071, 2725, 3553, 4675, 5225, 5995, 8075, 9265, 10355, 17765, 20383, 22781, 29975, 35207, 46325, 51775, 88825, 101915, 113905, 176035, 387277, 509575, 569525, 880175, 1936385, 9681925]

約数ペア:

[(1, 9681925), (5, 1936385), (11, 880175), (17, 569525), (19, 509575), (25, 387277), (55, 176035), (85, 113905), (95, 101915), (109, 88825), (187, 51775), (209, 46325), (275, 35207), (323, 29975), (425, 22781), (475, 20383), (545, 17765), (935, 10355), (1045, 9265), (1199, 8075), (1615, 5995), (1853, 5225), (2071, 4675), (2725, 3553)]