2856464800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{72869}}^1$

素因数の和:72903

約数の個数: 108

約数和(自身を含む): 8111961270

約数和(自身を除く): 5255496470

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5600, 7840, 9800, 19600, 39200, 72869, 145738, 291476, 364345, 510083, 582952, 728690, 1020166, 1165904, 1457380, 1821725, 2040332, 2331808, 2550415, 2914760, 3570581, 3643450, 4080664, 5100830, 5829520, 7141162, 7286900, 8161328, 10201660, 11659040, 12752075, 14282324, 14573800, 16322656, 17852905, 20403320, 25504150, 28564648, 29147600, 35705810, 40806640, 51008300, 57129296, 58295200, 71411620, 81613280, 89264525, 102016600, 114258592, 142823240, 178529050, 204033200, 285646480, 357058100, 408066400, 571292960, 714116200, 1428232400, 2856464800]

約数ペア:

[(1, 2856464800), (2, 1428232400), (4, 714116200), (5, 571292960), (7, 408066400), (8, 357058100), (10, 285646480), (14, 204033200), (16, 178529050), (20, 142823240), (25, 114258592), (28, 102016600), (32, 89264525), (35, 81613280), (40, 71411620), (49, 58295200), (50, 57129296), (56, 51008300), (70, 40806640), (80, 35705810), (98, 29147600), (100, 28564648), (112, 25504150), (140, 20403320), (160, 17852905), (175, 16322656), (196, 14573800), (200, 14282324), (224, 12752075), (245, 11659040), (280, 10201660), (350, 8161328), (392, 7286900), (400, 7141162), (490, 5829520), (560, 5100830), (700, 4080664), (784, 3643450), (800, 3570581), (980, 2914760), (1120, 2550415), (1225, 2331808), (1400, 2040332), (1568, 1821725), (1960, 1457380), (2450, 1165904), (2800, 1020166), (3920, 728690), (4900, 582952), (5600, 510083), (7840, 364345), (9800, 291476), (19600, 145738), (39200, 72869)]