54471200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 155240064

約数和(自身を除く): 100768864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 137, 140, 142, 160, 175, 200, 224, 274, 280, 284, 350, 355, 400, 497, 548, 560, 568, 685, 700, 710, 800, 959, 994, 1096, 1120, 1136, 1370, 1400, 1420, 1775, 1918, 1988, 2192, 2272, 2485, 2740, 2800, 2840, 3425, 3550, 3836, 3976, 4384, 4795, 4970, 5480, 5600, 5680, 6850, 7100, 7672, 7952, 9590, 9727, 9940, 10960, 11360, 12425, 13700, 14200, 15344, 15904, 19180, 19454, 19880, 21920, 23975, 24850, 27400, 28400, 30688, 38360, 38908, 39760, 47950, 48635, 49700, 54800, 56800, 68089, 76720, 77816, 79520, 95900, 97270, 99400, 109600, 136178, 153440, 155632, 191800, 194540, 198800, 243175, 272356, 311264, 340445, 383600, 389080, 397600, 486350, 544712, 680890, 767200, 778160, 972700, 1089424, 1361780, 1556320, 1702225, 1945400, 2178848, 2723560, 3404450, 3890800, 5447120, 6808900, 7781600, 10894240, 13617800, 27235600, 54471200]

約数ペア:

[(1, 54471200), (2, 27235600), (4, 13617800), (5, 10894240), (7, 7781600), (8, 6808900), (10, 5447120), (14, 3890800), (16, 3404450), (20, 2723560), (25, 2178848), (28, 1945400), (32, 1702225), (35, 1556320), (40, 1361780), (50, 1089424), (56, 972700), (70, 778160), (71, 767200), (80, 680890), (100, 544712), (112, 486350), (137, 397600), (140, 389080), (142, 383600), (160, 340445), (175, 311264), (200, 272356), (224, 243175), (274, 198800), (280, 194540), (284, 191800), (350, 155632), (355, 153440), (400, 136178), (497, 109600), (548, 99400), (560, 97270), (568, 95900), (685, 79520), (700, 77816), (710, 76720), (800, 68089), (959, 56800), (994, 54800), (1096, 49700), (1120, 48635), (1136, 47950), (1370, 39760), (1400, 38908), (1420, 38360), (1775, 30688), (1918, 28400), (1988, 27400), (2192, 24850), (2272, 23975), (2485, 21920), (2740, 19880), (2800, 19454), (2840, 19180), (3425, 15904), (3550, 15344), (3836, 14200), (3976, 13700), (4384, 12425), (4795, 11360), (4970, 10960), (5480, 9940), (5600, 9727), (5680, 9590), (6850, 7952), (7100, 7672)]