171565100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1789}}^1$

素因数の和:1947

約数の個数: 72

約数和(自身を含む): 428826720

約数和(自身を除く): 257261620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 137, 140, 175, 274, 350, 548, 685, 700, 959, 1370, 1789, 1918, 2740, 3425, 3578, 3836, 4795, 6850, 7156, 8945, 9590, 12523, 13700, 17890, 19180, 23975, 25046, 35780, 44725, 47950, 50092, 62615, 89450, 95900, 125230, 178900, 245093, 250460, 313075, 490186, 626150, 980372, 1225465, 1252300, 1715651, 2450930, 3431302, 4901860, 6127325, 6862604, 8578255, 12254650, 17156510, 24509300, 34313020, 42891275, 85782550, 171565100]

約数ペア:

[(1, 171565100), (2, 85782550), (4, 42891275), (5, 34313020), (7, 24509300), (10, 17156510), (14, 12254650), (20, 8578255), (25, 6862604), (28, 6127325), (35, 4901860), (50, 3431302), (70, 2450930), (100, 1715651), (137, 1252300), (140, 1225465), (175, 980372), (274, 626150), (350, 490186), (548, 313075), (685, 250460), (700, 245093), (959, 178900), (1370, 125230), (1789, 95900), (1918, 89450), (2740, 62615), (3425, 50092), (3578, 47950), (3836, 44725), (4795, 35780), (6850, 25046), (7156, 23975), (8945, 19180), (9590, 17890), (12523, 13700)]