54485600

素因数分解:

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

素因数の和:90

約数の個数: 144

約数和(自身を含む): 148740480

約数和(自身を除く): 94254880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 169, 200, 208, 248, 260, 310, 325, 338, 400, 403, 416, 496, 520, 620, 650, 676, 775, 800, 806, 845, 992, 1040, 1240, 1300, 1352, 1550, 1612, 1690, 2015, 2080, 2197, 2480, 2600, 2704, 3100, 3224, 3380, 4030, 4225, 4394, 4960, 5200, 5239, 5408, 6200, 6448, 6760, 8060, 8450, 8788, 10075, 10400, 10478, 10985, 12400, 12896, 13520, 16120, 16900, 17576, 20150, 20956, 21970, 24800, 26195, 27040, 32240, 33800, 35152, 40300, 41912, 43940, 52390, 54925, 64480, 67600, 68107, 70304, 80600, 83824, 87880, 104780, 109850, 130975, 135200, 136214, 161200, 167648, 175760, 209560, 219700, 261950, 272428, 322400, 340535, 351520, 419120, 439400, 523900, 544856, 681070, 838240, 878800, 1047800, 1089712, 1362140, 1702675, 1757600, 2095600, 2179424, 2724280, 3405350, 4191200, 5448560, 6810700, 10897120, 13621400, 27242800, 54485600]

約数ペア:

[(1, 54485600), (2, 27242800), (4, 13621400), (5, 10897120), (8, 6810700), (10, 5448560), (13, 4191200), (16, 3405350), (20, 2724280), (25, 2179424), (26, 2095600), (31, 1757600), (32, 1702675), (40, 1362140), (50, 1089712), (52, 1047800), (62, 878800), (65, 838240), (80, 681070), (100, 544856), (104, 523900), (124, 439400), (130, 419120), (155, 351520), (160, 340535), (169, 322400), (200, 272428), (208, 261950), (248, 219700), (260, 209560), (310, 175760), (325, 167648), (338, 161200), (400, 136214), (403, 135200), (416, 130975), (496, 109850), (520, 104780), (620, 87880), (650, 83824), (676, 80600), (775, 70304), (800, 68107), (806, 67600), (845, 64480), (992, 54925), (1040, 52390), (1240, 43940), (1300, 41912), (1352, 40300), (1550, 35152), (1612, 33800), (1690, 32240), (2015, 27040), (2080, 26195), (2197, 24800), (2480, 21970), (2600, 20956), (2704, 20150), (3100, 17576), (3224, 16900), (3380, 16120), (4030, 13520), (4225, 12896), (4394, 12400), (4960, 10985), (5200, 10478), (5239, 10400), (5408, 10075), (6200, 8788), (6448, 8450), (6760, 8060)]