90371925

素因数分解:

$3^2\times 5^2\times 7^3\times {\mathrm{1171}}^1$

素因数の和:1208

約数の個数: 72

約数和(自身を含む): 188926400

約数和(自身を除く): 98554475

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, 1171, 1225, 1575, 1715, 2205, 3087, 3513, 3675, 5145, 5855, 8197, 8575, 10539, 11025, 15435, 17565, 24591, 25725, 29275, 40985, 52695, 57379, 73773, 77175, 87825, 122955, 172137, 204925, 263475, 286895, 368865, 401653, 516411, 614775, 860685, 1204959, 1434475, 1844325, 2008265, 2582055, 3614877, 4303425, 6024795, 10041325, 12910275, 18074385, 30123975, 90371925]

約数ペア:

[(1, 90371925), (3, 30123975), (5, 18074385), (7, 12910275), (9, 10041325), (15, 6024795), (21, 4303425), (25, 3614877), (35, 2582055), (45, 2008265), (49, 1844325), (63, 1434475), (75, 1204959), (105, 860685), (147, 614775), (175, 516411), (225, 401653), (245, 368865), (315, 286895), (343, 263475), (441, 204925), (525, 172137), (735, 122955), (1029, 87825), (1171, 77175), (1225, 73773), (1575, 57379), (1715, 52695), (2205, 40985), (3087, 29275), (3513, 25725), (3675, 24591), (5145, 17565), (5855, 15435), (8197, 11025), (8575, 10539)]