22890175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 37997568

約数和(自身を除く): 15107393

約数列:

[1, 5, 7, 11, 23, 25, 35, 47, 55, 77, 115, 121, 161, 175, 235, 253, 275, 329, 385, 517, 575, 605, 805, 847, 1081, 1175, 1265, 1645, 1771, 1925, 2585, 2783, 3025, 3619, 4025, 4235, 5405, 5687, 6325, 7567, 8225, 8855, 11891, 12925, 13915, 18095, 19481, 21175, 27025, 28435, 37835, 39809, 44275, 59455, 69575, 83237, 90475, 97405, 130801, 142175, 189175, 199045, 297275, 416185, 487025, 654005, 915607, 995225, 2080925, 3270025, 4578035, 22890175]

約数ペア:

[(1, 22890175), (5, 4578035), (7, 3270025), (11, 2080925), (23, 995225), (25, 915607), (35, 654005), (47, 487025), (55, 416185), (77, 297275), (115, 199045), (121, 189175), (161, 142175), (175, 130801), (235, 97405), (253, 90475), (275, 83237), (329, 69575), (385, 59455), (517, 44275), (575, 39809), (605, 37835), (805, 28435), (847, 27025), (1081, 21175), (1175, 19481), (1265, 18095), (1645, 13915), (1771, 12925), (1925, 11891), (2585, 8855), (2783, 8225), (3025, 7567), (3619, 6325), (4025, 5687), (4235, 5405)]