519887600

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 1289046960

約数和(自身を除く): 769159360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 137, 179, 200, 212, 265, 274, 358, 400, 424, 530, 548, 685, 716, 848, 895, 1060, 1096, 1325, 1370, 1432, 1790, 2120, 2192, 2650, 2740, 2864, 3425, 3580, 4240, 4475, 5300, 5480, 6850, 7160, 7261, 8950, 9487, 10600, 10960, 13700, 14320, 14522, 17900, 18974, 21200, 24523, 27400, 29044, 35800, 36305, 37948, 47435, 49046, 54800, 58088, 71600, 72610, 75896, 94870, 98092, 116176, 122615, 145220, 151792, 181525, 189740, 196184, 237175, 245230, 290440, 363050, 379480, 392368, 474350, 490460, 580880, 613075, 726100, 758960, 948700, 980920, 1226150, 1299719, 1452200, 1897400, 1961840, 2452300, 2599438, 2904400, 3794800, 4904600, 5198876, 6498595, 9809200, 10397752, 12997190, 20795504, 25994380, 32492975, 51988760, 64985950, 103977520, 129971900, 259943800, 519887600]

約数ペア:

[(1, 519887600), (2, 259943800), (4, 129971900), (5, 103977520), (8, 64985950), (10, 51988760), (16, 32492975), (20, 25994380), (25, 20795504), (40, 12997190), (50, 10397752), (53, 9809200), (80, 6498595), (100, 5198876), (106, 4904600), (137, 3794800), (179, 2904400), (200, 2599438), (212, 2452300), (265, 1961840), (274, 1897400), (358, 1452200), (400, 1299719), (424, 1226150), (530, 980920), (548, 948700), (685, 758960), (716, 726100), (848, 613075), (895, 580880), (1060, 490460), (1096, 474350), (1325, 392368), (1370, 379480), (1432, 363050), (1790, 290440), (2120, 245230), (2192, 237175), (2650, 196184), (2740, 189740), (2864, 181525), (3425, 151792), (3580, 145220), (4240, 122615), (4475, 116176), (5300, 98092), (5480, 94870), (6850, 75896), (7160, 72610), (7261, 71600), (8950, 58088), (9487, 54800), (10600, 49046), (10960, 47435), (13700, 37948), (14320, 36305), (14522, 35800), (17900, 29044), (18974, 27400), (21200, 24523)]