83186320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21221}}^1$

素因数の和:21248

約数の個数: 60

約数和(自身を含む): 224995644

約数和(自身を除く): 141809324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21221, 42442, 84884, 106105, 148547, 169768, 212210, 297094, 339536, 424420, 594188, 742735, 848840, 1039829, 1188376, 1485470, 1697680, 2079658, 2376752, 2970940, 4159316, 5199145, 5941880, 8318632, 10398290, 11883760, 16637264, 20796580, 41593160, 83186320]

約数ペア:

[(1, 83186320), (2, 41593160), (4, 20796580), (5, 16637264), (7, 11883760), (8, 10398290), (10, 8318632), (14, 5941880), (16, 5199145), (20, 4159316), (28, 2970940), (35, 2376752), (40, 2079658), (49, 1697680), (56, 1485470), (70, 1188376), (80, 1039829), (98, 848840), (112, 742735), (140, 594188), (196, 424420), (245, 339536), (280, 297094), (392, 212210), (490, 169768), (560, 148547), (784, 106105), (980, 84884), (1960, 42442), (3920, 21221)]