66865600

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 126

約数和(自身を含む): 174172880

約数和(自身を除く): 107307280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 79, 80, 92, 100, 115, 158, 160, 184, 200, 230, 316, 320, 368, 395, 400, 460, 529, 575, 632, 736, 790, 800, 920, 1058, 1150, 1264, 1472, 1580, 1600, 1817, 1840, 1975, 2116, 2300, 2528, 2645, 3160, 3634, 3680, 3950, 4232, 4600, 5056, 5290, 6320, 7268, 7360, 7900, 8464, 9085, 9200, 10580, 12640, 13225, 14536, 15800, 16928, 18170, 18400, 21160, 25280, 26450, 29072, 31600, 33856, 36340, 36800, 41791, 42320, 45425, 52900, 58144, 63200, 72680, 83582, 84640, 90850, 105800, 116288, 126400, 145360, 167164, 169280, 181700, 208955, 211600, 290720, 334328, 363400, 417910, 423200, 581440, 668656, 726800, 835820, 846400, 1044775, 1337312, 1453600, 1671640, 2089550, 2674624, 2907200, 3343280, 4179100, 6686560, 8358200, 13373120, 16716400, 33432800, 66865600]

約数ペア:

[(1, 66865600), (2, 33432800), (4, 16716400), (5, 13373120), (8, 8358200), (10, 6686560), (16, 4179100), (20, 3343280), (23, 2907200), (25, 2674624), (32, 2089550), (40, 1671640), (46, 1453600), (50, 1337312), (64, 1044775), (79, 846400), (80, 835820), (92, 726800), (100, 668656), (115, 581440), (158, 423200), (160, 417910), (184, 363400), (200, 334328), (230, 290720), (316, 211600), (320, 208955), (368, 181700), (395, 169280), (400, 167164), (460, 145360), (529, 126400), (575, 116288), (632, 105800), (736, 90850), (790, 84640), (800, 83582), (920, 72680), (1058, 63200), (1150, 58144), (1264, 52900), (1472, 45425), (1580, 42320), (1600, 41791), (1817, 36800), (1840, 36340), (1975, 33856), (2116, 31600), (2300, 29072), (2528, 26450), (2645, 25280), (3160, 21160), (3634, 18400), (3680, 18170), (3950, 16928), (4232, 15800), (4600, 14536), (5056, 13225), (5290, 12640), (6320, 10580), (7268, 9200), (7360, 9085), (7900, 8464)]