51262400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 151180800

約数和(自身を除く): 99918400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 64, 70, 80, 92, 100, 112, 115, 140, 160, 161, 175, 184, 199, 200, 224, 230, 280, 320, 322, 350, 368, 398, 400, 448, 460, 560, 575, 644, 700, 736, 796, 800, 805, 920, 995, 1120, 1150, 1288, 1393, 1400, 1472, 1592, 1600, 1610, 1840, 1990, 2240, 2300, 2576, 2786, 2800, 3184, 3220, 3680, 3980, 4025, 4577, 4600, 4975, 5152, 5572, 5600, 6368, 6440, 6965, 7360, 7960, 8050, 9154, 9200, 9950, 10304, 11144, 11200, 12736, 12880, 13930, 15920, 16100, 18308, 18400, 19900, 22288, 22885, 25760, 27860, 31840, 32039, 32200, 34825, 36616, 36800, 39800, 44576, 45770, 51520, 55720, 63680, 64078, 64400, 69650, 73232, 79600, 89152, 91540, 111440, 114425, 128156, 128800, 139300, 146464, 159200, 160195, 183080, 222880, 228850, 256312, 257600, 278600, 292928, 318400, 320390, 366160, 445760, 457700, 512624, 557200, 640780, 732320, 800975, 915400, 1025248, 1114400, 1281560, 1464640, 1601950, 1830800, 2050496, 2228800, 2563120, 3203900, 3661600, 5126240, 6407800, 7323200, 10252480, 12815600, 25631200, 51262400]

約数ペア:

[(1, 51262400), (2, 25631200), (4, 12815600), (5, 10252480), (7, 7323200), (8, 6407800), (10, 5126240), (14, 3661600), (16, 3203900), (20, 2563120), (23, 2228800), (25, 2050496), (28, 1830800), (32, 1601950), (35, 1464640), (40, 1281560), (46, 1114400), (50, 1025248), (56, 915400), (64, 800975), (70, 732320), (80, 640780), (92, 557200), (100, 512624), (112, 457700), (115, 445760), (140, 366160), (160, 320390), (161, 318400), (175, 292928), (184, 278600), (199, 257600), (200, 256312), (224, 228850), (230, 222880), (280, 183080), (320, 160195), (322, 159200), (350, 146464), (368, 139300), (398, 128800), (400, 128156), (448, 114425), (460, 111440), (560, 91540), (575, 89152), (644, 79600), (700, 73232), (736, 69650), (796, 64400), (800, 64078), (805, 63680), (920, 55720), (995, 51520), (1120, 45770), (1150, 44576), (1288, 39800), (1393, 36800), (1400, 36616), (1472, 34825), (1592, 32200), (1600, 32039), (1610, 31840), (1840, 27860), (1990, 25760), (2240, 22885), (2300, 22288), (2576, 19900), (2786, 18400), (2800, 18308), (3184, 16100), (3220, 15920), (3680, 13930), (3980, 12880), (4025, 12736), (4577, 11200), (4600, 11144), (4975, 10304), (5152, 9950), (5572, 9200), (5600, 9154), (6368, 8050), (6440, 7960), (6965, 7360)]