81798900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 257108544

約数和(自身を除く): 175309644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 43, 50, 51, 60, 68, 75, 85, 86, 100, 102, 129, 150, 170, 172, 204, 215, 255, 258, 300, 340, 373, 425, 430, 510, 516, 645, 731, 746, 850, 860, 1020, 1075, 1119, 1275, 1290, 1462, 1492, 1700, 1865, 2150, 2193, 2238, 2550, 2580, 2924, 3225, 3655, 3730, 4300, 4386, 4476, 5100, 5595, 6341, 6450, 7310, 7460, 8772, 9325, 10965, 11190, 12682, 12900, 14620, 16039, 18275, 18650, 19023, 21930, 22380, 25364, 27975, 31705, 32078, 36550, 37300, 38046, 43860, 48117, 54825, 55950, 63410, 64156, 73100, 76092, 80195, 95115, 96234, 109650, 111900, 126820, 158525, 160390, 190230, 192468, 219300, 240585, 272663, 317050, 320780, 380460, 400975, 475575, 481170, 545326, 634100, 801950, 817989, 951150, 962340, 1090652, 1202925, 1363315, 1603900, 1635978, 1902300, 2405850, 2726630, 3271956, 4089945, 4811700, 5453260, 6816575, 8179890, 13633150, 16359780, 20449725, 27266300, 40899450, 81798900]

約数ペア:

[(1, 81798900), (2, 40899450), (3, 27266300), (4, 20449725), (5, 16359780), (6, 13633150), (10, 8179890), (12, 6816575), (15, 5453260), (17, 4811700), (20, 4089945), (25, 3271956), (30, 2726630), (34, 2405850), (43, 1902300), (50, 1635978), (51, 1603900), (60, 1363315), (68, 1202925), (75, 1090652), (85, 962340), (86, 951150), (100, 817989), (102, 801950), (129, 634100), (150, 545326), (170, 481170), (172, 475575), (204, 400975), (215, 380460), (255, 320780), (258, 317050), (300, 272663), (340, 240585), (373, 219300), (425, 192468), (430, 190230), (510, 160390), (516, 158525), (645, 126820), (731, 111900), (746, 109650), (850, 96234), (860, 95115), (1020, 80195), (1075, 76092), (1119, 73100), (1275, 64156), (1290, 63410), (1462, 55950), (1492, 54825), (1700, 48117), (1865, 43860), (2150, 38046), (2193, 37300), (2238, 36550), (2550, 32078), (2580, 31705), (2924, 27975), (3225, 25364), (3655, 22380), (3730, 21930), (4300, 19023), (4386, 18650), (4476, 18275), (5100, 16039), (5595, 14620), (6341, 12900), (6450, 12682), (7310, 11190), (7460, 10965), (8772, 9325)]