145048575

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 288798480

約数和(自身を除く): 143749905

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 49, 75, 87, 105, 145, 147, 175, 203, 245, 435, 525, 609, 725, 735, 1015, 1225, 1361, 1421, 2175, 3045, 3675, 4083, 4263, 5075, 6805, 7105, 9527, 15225, 20415, 21315, 28581, 34025, 35525, 39469, 47635, 66689, 102075, 106575, 118407, 142905, 197345, 200067, 238175, 276283, 333445, 592035, 714525, 828849, 986725, 1000335, 1381415, 1667225, 1933981, 2960175, 4144245, 5001675, 5801943, 6907075, 9669905, 20721225, 29009715, 48349525, 145048575]

約数ペア:

[(1, 145048575), (3, 48349525), (5, 29009715), (7, 20721225), (15, 9669905), (21, 6907075), (25, 5801943), (29, 5001675), (35, 4144245), (49, 2960175), (75, 1933981), (87, 1667225), (105, 1381415), (145, 1000335), (147, 986725), (175, 828849), (203, 714525), (245, 592035), (435, 333445), (525, 276283), (609, 238175), (725, 200067), (735, 197345), (1015, 142905), (1225, 118407), (1361, 106575), (1421, 102075), (2175, 66689), (3045, 47635), (3675, 39469), (4083, 35525), (4263, 34025), (5075, 28581), (6805, 21315), (7105, 20415), (9527, 15225)]