149898550

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 285428160

約数和(自身を除く): 135529610

約数列:

[1, 2, 5, 10, 25, 50, 79, 137, 158, 274, 277, 395, 554, 685, 790, 1370, 1385, 1975, 2770, 3425, 3950, 6850, 6925, 10823, 13850, 21646, 21883, 37949, 43766, 54115, 75898, 108230, 109415, 189745, 218830, 270575, 379490, 541150, 547075, 948725, 1094150, 1897450, 2997971, 5995942, 14989855, 29979710, 74949275, 149898550]

約数ペア:

[(1, 149898550), (2, 74949275), (5, 29979710), (10, 14989855), (25, 5995942), (50, 2997971), (79, 1897450), (137, 1094150), (158, 948725), (274, 547075), (277, 541150), (395, 379490), (554, 270575), (685, 218830), (790, 189745), (1370, 109415), (1385, 108230), (1975, 75898), (2770, 54115), (3425, 43766), (3950, 37949), (6850, 21883), (6925, 21646), (10823, 13850)]