49888240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10223}}^1$

素因数の和:10297

約数の個数: 40

約数和(自身を含む): 117903168

約数和(自身を除く): 68014928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 10223, 20446, 40892, 51115, 81784, 102230, 163568, 204460, 408920, 623603, 817840, 1247206, 2494412, 3118015, 4988824, 6236030, 9977648, 12472060, 24944120, 49888240]

約数ペア:

[(1, 49888240), (2, 24944120), (4, 12472060), (5, 9977648), (8, 6236030), (10, 4988824), (16, 3118015), (20, 2494412), (40, 1247206), (61, 817840), (80, 623603), (122, 408920), (244, 204460), (305, 163568), (488, 102230), (610, 81784), (976, 51115), (1220, 40892), (2440, 20446), (4880, 10223)]