5239000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 96

約数和(自身を含む): 13703040

約数和(自身を除く): 8464040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 125, 130, 155, 169, 200, 248, 250, 260, 310, 325, 338, 403, 500, 520, 620, 650, 676, 775, 806, 845, 1000, 1240, 1300, 1352, 1550, 1612, 1625, 1690, 2015, 2600, 3100, 3224, 3250, 3380, 3875, 4030, 4225, 5239, 6200, 6500, 6760, 7750, 8060, 8450, 10075, 10478, 13000, 15500, 16120, 16900, 20150, 20956, 21125, 26195, 31000, 33800, 40300, 41912, 42250, 50375, 52390, 80600, 84500, 100750, 104780, 130975, 169000, 201500, 209560, 261950, 403000, 523900, 654875, 1047800, 1309750, 2619500, 5239000]

約数ペア:

[(1, 5239000), (2, 2619500), (4, 1309750), (5, 1047800), (8, 654875), (10, 523900), (13, 403000), (20, 261950), (25, 209560), (26, 201500), (31, 169000), (40, 130975), (50, 104780), (52, 100750), (62, 84500), (65, 80600), (100, 52390), (104, 50375), (124, 42250), (125, 41912), (130, 40300), (155, 33800), (169, 31000), (200, 26195), (248, 21125), (250, 20956), (260, 20150), (310, 16900), (325, 16120), (338, 15500), (403, 13000), (500, 10478), (520, 10075), (620, 8450), (650, 8060), (676, 7750), (775, 6760), (806, 6500), (845, 6200), (1000, 5239), (1240, 4225), (1300, 4030), (1352, 3875), (1550, 3380), (1612, 3250), (1625, 3224), (1690, 3100), (2015, 2600)]