108639680

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1609}}^1$

素因数の和:1837

約数の個数: 56

約数和(自身を含む): 260085840

約数和(自身を除く): 151446160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1609, 1688, 2110, 3218, 3376, 4220, 6436, 6752, 8045, 8440, 12872, 13504, 16090, 16880, 25744, 32180, 33760, 51488, 64360, 67520, 102976, 128720, 257440, 339499, 514880, 678998, 1357996, 1697495, 2715992, 3394990, 5431984, 6789980, 10863968, 13579960, 21727936, 27159920, 54319840, 108639680]

約数ペア:

[(1, 108639680), (2, 54319840), (4, 27159920), (5, 21727936), (8, 13579960), (10, 10863968), (16, 6789980), (20, 5431984), (32, 3394990), (40, 2715992), (64, 1697495), (80, 1357996), (160, 678998), (211, 514880), (320, 339499), (422, 257440), (844, 128720), (1055, 102976), (1609, 67520), (1688, 64360), (2110, 51488), (3218, 33760), (3376, 32180), (4220, 25744), (6436, 16880), (6752, 16090), (8045, 13504), (8440, 12872)]