286958909950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{739}}^1\times {\mathrm{71249}}^1$

素因数の和:72109

約数の個数: 48

約数和(自身を含む): 539376750000

約数和(自身を除く): 252417840050

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 739, 1090, 1478, 2725, 3695, 5450, 7390, 18475, 36950, 71249, 80551, 142498, 161102, 356245, 402755, 712490, 805510, 1781225, 2013775, 3562450, 4027550, 7766141, 15532282, 38830705, 52653011, 77661410, 105306022, 194153525, 263265055, 388307050, 526530110, 1316325275, 2632650550, 5739178199, 11478356398, 28695890995, 57391781990, 143479454975, 286958909950]

約数ペア:

[(1, 286958909950), (2, 143479454975), (5, 57391781990), (10, 28695890995), (25, 11478356398), (50, 5739178199), (109, 2632650550), (218, 1316325275), (545, 526530110), (739, 388307050), (1090, 263265055), (1478, 194153525), (2725, 105306022), (3695, 77661410), (5450, 52653011), (7390, 38830705), (18475, 15532282), (36950, 7766141), (71249, 4027550), (80551, 3562450), (142498, 2013775), (161102, 1781225), (356245, 805510), (402755, 712490)]