31531840

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:695

約数の個数: 56

約数和(自身を含む): 75602592

約数和(自身を除く): 44070752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 467, 844, 934, 1055, 1688, 1868, 2110, 2335, 3376, 3736, 4220, 4670, 6752, 7472, 8440, 9340, 13504, 14944, 16880, 18680, 29888, 33760, 37360, 67520, 74720, 98537, 149440, 197074, 394148, 492685, 788296, 985370, 1576592, 1970740, 3153184, 3941480, 6306368, 7882960, 15765920, 31531840]

約数ペア:

[(1, 31531840), (2, 15765920), (4, 7882960), (5, 6306368), (8, 3941480), (10, 3153184), (16, 1970740), (20, 1576592), (32, 985370), (40, 788296), (64, 492685), (80, 394148), (160, 197074), (211, 149440), (320, 98537), (422, 74720), (467, 67520), (844, 37360), (934, 33760), (1055, 29888), (1688, 18680), (1868, 16880), (2110, 14944), (2335, 13504), (3376, 9340), (3736, 8440), (4220, 7472), (4670, 6752)]