17185025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 27706560

約数和(自身を除く): 10521535

約数列:

[1, 5, 11, 13, 19, 23, 25, 55, 65, 95, 115, 121, 143, 209, 247, 253, 275, 299, 325, 437, 475, 575, 605, 715, 1045, 1235, 1265, 1495, 1573, 2185, 2299, 2717, 2783, 3025, 3289, 3575, 4807, 5225, 5681, 6175, 6325, 7475, 7865, 10925, 11495, 13585, 13915, 16445, 24035, 28405, 29887, 36179, 39325, 52877, 57475, 62491, 67925, 69575, 82225, 120175, 142025, 149435, 180895, 264385, 312455, 687401, 747175, 904475, 1321925, 1562275, 3437005, 17185025]

約数ペア:

[(1, 17185025), (5, 3437005), (11, 1562275), (13, 1321925), (19, 904475), (23, 747175), (25, 687401), (55, 312455), (65, 264385), (95, 180895), (115, 149435), (121, 142025), (143, 120175), (209, 82225), (247, 69575), (253, 67925), (275, 62491), (299, 57475), (325, 52877), (437, 39325), (475, 36179), (575, 29887), (605, 28405), (715, 24035), (1045, 16445), (1235, 13915), (1265, 13585), (1495, 11495), (1573, 10925), (2185, 7865), (2299, 7475), (2717, 6325), (2783, 6175), (3025, 5681), (3289, 5225), (3575, 4807)]