261008300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{53267}}^1$

素因数の和:53295

約数の個数: 54

約数和(自身を含む): 658871892

約数和(自身を除く): 397863592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 53267, 106534, 213068, 266335, 372869, 532670, 745738, 1065340, 1331675, 1491476, 1864345, 2610083, 2663350, 3728690, 5220166, 5326700, 7457380, 9321725, 10440332, 13050415, 18643450, 26100830, 37286900, 52201660, 65252075, 130504150, 261008300]

約数ペア:

[(1, 261008300), (2, 130504150), (4, 65252075), (5, 52201660), (7, 37286900), (10, 26100830), (14, 18643450), (20, 13050415), (25, 10440332), (28, 9321725), (35, 7457380), (49, 5326700), (50, 5220166), (70, 3728690), (98, 2663350), (100, 2610083), (140, 1864345), (175, 1491476), (196, 1331675), (245, 1065340), (350, 745738), (490, 532670), (700, 372869), (980, 266335), (1225, 213068), (2450, 106534), (4900, 53267)]