293939975

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 455037840

約数和(自身を除く): 161097865

約数列:

[1, 5, 7, 19, 25, 35, 49, 73, 95, 133, 173, 175, 245, 365, 475, 511, 665, 865, 931, 1211, 1225, 1387, 1825, 2555, 3287, 3325, 3577, 4325, 4655, 6055, 6935, 8477, 9709, 12629, 12775, 16435, 17885, 23009, 23275, 30275, 34675, 42385, 48545, 63145, 67963, 82175, 88403, 89425, 115045, 161063, 211925, 239951, 242725, 315725, 339815, 442015, 575225, 618821, 805315, 1199755, 1679657, 1699075, 2210075, 3094105, 4026575, 5998775, 8398285, 11757599, 15470525, 41991425, 58787995, 293939975]

約数ペア:

[(1, 293939975), (5, 58787995), (7, 41991425), (19, 15470525), (25, 11757599), (35, 8398285), (49, 5998775), (73, 4026575), (95, 3094105), (133, 2210075), (173, 1699075), (175, 1679657), (245, 1199755), (365, 805315), (475, 618821), (511, 575225), (665, 442015), (865, 339815), (931, 315725), (1211, 242725), (1225, 239951), (1387, 211925), (1825, 161063), (2555, 115045), (3287, 89425), (3325, 88403), (3577, 82175), (4325, 67963), (4655, 63145), (6055, 48545), (6935, 42385), (8477, 34675), (9709, 30275), (12629, 23275), (12775, 23009), (16435, 17885)]