2054000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 80

約数和(自身を含む): 5416320

約数和(自身を除く): 3362320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 79, 80, 100, 104, 125, 130, 158, 200, 208, 250, 260, 316, 325, 395, 400, 500, 520, 632, 650, 790, 1000, 1027, 1040, 1264, 1300, 1580, 1625, 1975, 2000, 2054, 2600, 3160, 3250, 3950, 4108, 5135, 5200, 6320, 6500, 7900, 8216, 9875, 10270, 13000, 15800, 16432, 19750, 20540, 25675, 26000, 31600, 39500, 41080, 51350, 79000, 82160, 102700, 128375, 158000, 205400, 256750, 410800, 513500, 1027000, 2054000]

約数ペア:

[(1, 2054000), (2, 1027000), (4, 513500), (5, 410800), (8, 256750), (10, 205400), (13, 158000), (16, 128375), (20, 102700), (25, 82160), (26, 79000), (40, 51350), (50, 41080), (52, 39500), (65, 31600), (79, 26000), (80, 25675), (100, 20540), (104, 19750), (125, 16432), (130, 15800), (158, 13000), (200, 10270), (208, 9875), (250, 8216), (260, 7900), (316, 6500), (325, 6320), (395, 5200), (400, 5135), (500, 4108), (520, 3950), (632, 3250), (650, 3160), (790, 2600), (1000, 2054), (1027, 2000), (1040, 1975), (1264, 1625), (1300, 1580)]