87257600

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 120

約数和(自身を含む): 229475268

約数和(自身を除く): 142217668

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 400, 401, 425, 512, 544, 640, 680, 800, 802, 850, 1088, 1280, 1360, 1600, 1604, 1700, 2005, 2176, 2560, 2720, 3200, 3208, 3400, 4010, 4352, 5440, 6400, 6416, 6800, 6817, 8020, 8704, 10025, 10880, 12800, 12832, 13600, 13634, 16040, 20050, 21760, 25664, 27200, 27268, 32080, 34085, 40100, 43520, 51328, 54400, 54536, 64160, 68170, 80200, 102656, 108800, 109072, 128320, 136340, 160400, 170425, 205312, 217600, 218144, 256640, 272680, 320800, 340850, 436288, 513280, 545360, 641600, 681700, 872576, 1026560, 1090720, 1283200, 1363400, 1745152, 2181440, 2566400, 2726800, 3490304, 4362880, 5132800, 5453600, 8725760, 10907200, 17451520, 21814400, 43628800, 87257600]

約数ペア:

[(1, 87257600), (2, 43628800), (4, 21814400), (5, 17451520), (8, 10907200), (10, 8725760), (16, 5453600), (17, 5132800), (20, 4362880), (25, 3490304), (32, 2726800), (34, 2566400), (40, 2181440), (50, 1745152), (64, 1363400), (68, 1283200), (80, 1090720), (85, 1026560), (100, 872576), (128, 681700), (136, 641600), (160, 545360), (170, 513280), (200, 436288), (256, 340850), (272, 320800), (320, 272680), (340, 256640), (400, 218144), (401, 217600), (425, 205312), (512, 170425), (544, 160400), (640, 136340), (680, 128320), (800, 109072), (802, 108800), (850, 102656), (1088, 80200), (1280, 68170), (1360, 64160), (1600, 54536), (1604, 54400), (1700, 51328), (2005, 43520), (2176, 40100), (2560, 34085), (2720, 32080), (3200, 27268), (3208, 27200), (3400, 25664), (4010, 21760), (4352, 20050), (5440, 16040), (6400, 13634), (6416, 13600), (6800, 12832), (6817, 12800), (8020, 10880), (8704, 10025)]