164922975

素因数分解:

$3^2\times 5^2\times 7^3\times {\mathrm{2137}}^1$

素因数の和:2174

約数の個数: 72

約数和(自身を含む): 344645600

約数和(自身を除く): 179722625

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 343, 441, 525, 735, 1029, 1225, 1575, 1715, 2137, 2205, 3087, 3675, 5145, 6411, 8575, 10685, 11025, 14959, 15435, 19233, 25725, 32055, 44877, 53425, 74795, 77175, 96165, 104713, 134631, 160275, 224385, 314139, 373975, 480825, 523565, 673155, 732991, 942417, 1121925, 1570695, 2198973, 2617825, 3365775, 3664955, 4712085, 6596919, 7853475, 10994865, 18324775, 23560425, 32984595, 54974325, 164922975]

約数ペア:

[(1, 164922975), (3, 54974325), (5, 32984595), (7, 23560425), (9, 18324775), (15, 10994865), (21, 7853475), (25, 6596919), (35, 4712085), (45, 3664955), (49, 3365775), (63, 2617825), (75, 2198973), (105, 1570695), (147, 1121925), (175, 942417), (225, 732991), (245, 673155), (315, 523565), (343, 480825), (441, 373975), (525, 314139), (735, 224385), (1029, 160275), (1225, 134631), (1575, 104713), (1715, 96165), (2137, 77175), (2205, 74795), (3087, 53425), (3675, 44877), (5145, 32055), (6411, 25725), (8575, 19233), (10685, 15435), (11025, 14959)]