66755000

素因数分解:

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

素因数の和:131

約数の個数: 120

約数和(自身を含む): 171507600

約数和(自身を除く): 104752600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 79, 100, 104, 125, 130, 158, 169, 200, 250, 260, 316, 325, 338, 395, 500, 520, 625, 632, 650, 676, 790, 845, 1000, 1027, 1250, 1300, 1352, 1580, 1625, 1690, 1975, 2054, 2500, 2600, 3160, 3250, 3380, 3950, 4108, 4225, 5000, 5135, 6500, 6760, 7900, 8125, 8216, 8450, 9875, 10270, 13000, 13351, 15800, 16250, 16900, 19750, 20540, 21125, 25675, 26702, 32500, 33800, 39500, 41080, 42250, 49375, 51350, 53404, 65000, 66755, 79000, 84500, 98750, 102700, 105625, 106808, 128375, 133510, 169000, 197500, 205400, 211250, 256750, 267020, 333775, 395000, 422500, 513500, 534040, 641875, 667550, 845000, 1027000, 1283750, 1335100, 1668875, 2567500, 2670200, 3337750, 5135000, 6675500, 8344375, 13351000, 16688750, 33377500, 66755000]

約数ペア:

[(1, 66755000), (2, 33377500), (4, 16688750), (5, 13351000), (8, 8344375), (10, 6675500), (13, 5135000), (20, 3337750), (25, 2670200), (26, 2567500), (40, 1668875), (50, 1335100), (52, 1283750), (65, 1027000), (79, 845000), (100, 667550), (104, 641875), (125, 534040), (130, 513500), (158, 422500), (169, 395000), (200, 333775), (250, 267020), (260, 256750), (316, 211250), (325, 205400), (338, 197500), (395, 169000), (500, 133510), (520, 128375), (625, 106808), (632, 105625), (650, 102700), (676, 98750), (790, 84500), (845, 79000), (1000, 66755), (1027, 65000), (1250, 53404), (1300, 51350), (1352, 49375), (1580, 42250), (1625, 41080), (1690, 39500), (1975, 33800), (2054, 32500), (2500, 26702), (2600, 25675), (3160, 21125), (3250, 20540), (3380, 19750), (3950, 16900), (4108, 16250), (4225, 15800), (5000, 13351), (5135, 13000), (6500, 10270), (6760, 9875), (7900, 8450), (8125, 8216)]