81323200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 168

約数和(自身を含む): 234708192

約数和(自身を除く): 153384992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 64, 70, 80, 100, 106, 112, 137, 140, 160, 175, 200, 212, 224, 265, 274, 280, 320, 350, 371, 400, 424, 448, 530, 548, 560, 685, 700, 742, 800, 848, 959, 1060, 1096, 1120, 1325, 1370, 1400, 1484, 1600, 1696, 1855, 1918, 2120, 2192, 2240, 2650, 2740, 2800, 2968, 3392, 3425, 3710, 3836, 4240, 4384, 4795, 5300, 5480, 5600, 5936, 6850, 7261, 7420, 7672, 8480, 8768, 9275, 9590, 10600, 10960, 11200, 11872, 13700, 14522, 14840, 15344, 16960, 18550, 19180, 21200, 21920, 23744, 23975, 27400, 29044, 29680, 30688, 36305, 37100, 38360, 42400, 43840, 47950, 50827, 54800, 58088, 59360, 61376, 72610, 74200, 76720, 84800, 95900, 101654, 109600, 116176, 118720, 145220, 148400, 153440, 181525, 191800, 203308, 219200, 232352, 254135, 290440, 296800, 306880, 363050, 383600, 406616, 464704, 508270, 580880, 593600, 726100, 767200, 813232, 1016540, 1161760, 1270675, 1452200, 1534400, 1626464, 2033080, 2323520, 2541350, 2904400, 3252928, 4066160, 5082700, 5808800, 8132320, 10165400, 11617600, 16264640, 20330800, 40661600, 81323200]

約数ペア:

[(1, 81323200), (2, 40661600), (4, 20330800), (5, 16264640), (7, 11617600), (8, 10165400), (10, 8132320), (14, 5808800), (16, 5082700), (20, 4066160), (25, 3252928), (28, 2904400), (32, 2541350), (35, 2323520), (40, 2033080), (50, 1626464), (53, 1534400), (56, 1452200), (64, 1270675), (70, 1161760), (80, 1016540), (100, 813232), (106, 767200), (112, 726100), (137, 593600), (140, 580880), (160, 508270), (175, 464704), (200, 406616), (212, 383600), (224, 363050), (265, 306880), (274, 296800), (280, 290440), (320, 254135), (350, 232352), (371, 219200), (400, 203308), (424, 191800), (448, 181525), (530, 153440), (548, 148400), (560, 145220), (685, 118720), (700, 116176), (742, 109600), (800, 101654), (848, 95900), (959, 84800), (1060, 76720), (1096, 74200), (1120, 72610), (1325, 61376), (1370, 59360), (1400, 58088), (1484, 54800), (1600, 50827), (1696, 47950), (1855, 43840), (1918, 42400), (2120, 38360), (2192, 37100), (2240, 36305), (2650, 30688), (2740, 29680), (2800, 29044), (2968, 27400), (3392, 23975), (3425, 23744), (3710, 21920), (3836, 21200), (4240, 19180), (4384, 18550), (4795, 16960), (5300, 15344), (5480, 14840), (5600, 14522), (5936, 13700), (6850, 11872), (7261, 11200), (7420, 10960), (7672, 10600), (8480, 9590), (8768, 9275)]