54478900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 136102400

約数和(自身を除く): 81623500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 349, 350, 446, 698, 700, 892, 1115, 1396, 1561, 1745, 2230, 2443, 3122, 3490, 4460, 4886, 5575, 6244, 6980, 7805, 8725, 9772, 11150, 12215, 15610, 17450, 22300, 24430, 31220, 34900, 39025, 48860, 61075, 77827, 78050, 122150, 155654, 156100, 244300, 311308, 389135, 544789, 778270, 1089578, 1556540, 1945675, 2179156, 2723945, 3891350, 5447890, 7782700, 10895780, 13619725, 27239450, 54478900]

約数ペア:

[(1, 54478900), (2, 27239450), (4, 13619725), (5, 10895780), (7, 7782700), (10, 5447890), (14, 3891350), (20, 2723945), (25, 2179156), (28, 1945675), (35, 1556540), (50, 1089578), (70, 778270), (100, 544789), (140, 389135), (175, 311308), (223, 244300), (349, 156100), (350, 155654), (446, 122150), (698, 78050), (700, 77827), (892, 61075), (1115, 48860), (1396, 39025), (1561, 34900), (1745, 31220), (2230, 24430), (2443, 22300), (3122, 17450), (3490, 15610), (4460, 12215), (4886, 11150), (5575, 9772), (6244, 8725), (6980, 7805)]