10270000

素因数分解:

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

素因数の和:120

約数の個数: 100

約数和(自身を含む): 27116320

約数和(自身を除く): 16846320

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, 625, 632, 650, 790, 1000, 1027, 1040, 1250, 1264, 1300, 1580, 1625, 1975, 2000, 2054, 2500, 2600, 3160, 3250, 3950, 4108, 5000, 5135, 5200, 6320, 6500, 7900, 8125, 8216, 9875, 10000, 10270, 13000, 15800, 16250, 16432, 19750, 20540, 25675, 26000, 31600, 32500, 39500, 41080, 49375, 51350, 65000, 79000, 82160, 98750, 102700, 128375, 130000, 158000, 197500, 205400, 256750, 395000, 410800, 513500, 641875, 790000, 1027000, 1283750, 2054000, 2567500, 5135000, 10270000]

約数ペア:

[(1, 10270000), (2, 5135000), (4, 2567500), (5, 2054000), (8, 1283750), (10, 1027000), (13, 790000), (16, 641875), (20, 513500), (25, 410800), (26, 395000), (40, 256750), (50, 205400), (52, 197500), (65, 158000), (79, 130000), (80, 128375), (100, 102700), (104, 98750), (125, 82160), (130, 79000), (158, 65000), (200, 51350), (208, 49375), (250, 41080), (260, 39500), (316, 32500), (325, 31600), (395, 26000), (400, 25675), (500, 20540), (520, 19750), (625, 16432), (632, 16250), (650, 15800), (790, 13000), (1000, 10270), (1027, 10000), (1040, 9875), (1250, 8216), (1264, 8125), (1300, 7900), (1580, 6500), (1625, 6320), (1975, 5200), (2000, 5135), (2054, 5000), (2500, 4108), (2600, 3950), (3160, 3250)]