53101580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19963}}^1$

素因数の和:19998

約数の個数: 48

約数和(自身を含む): 134158080

約数和(自身を除く): 81056500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 19963, 39926, 79852, 99815, 139741, 199630, 279482, 379297, 399260, 558964, 698705, 758594, 1397410, 1517188, 1896485, 2655079, 2794820, 3792970, 5310158, 7585940, 10620316, 13275395, 26550790, 53101580]

約数ペア:

[(1, 53101580), (2, 26550790), (4, 13275395), (5, 10620316), (7, 7585940), (10, 5310158), (14, 3792970), (19, 2794820), (20, 2655079), (28, 1896485), (35, 1517188), (38, 1397410), (70, 758594), (76, 698705), (95, 558964), (133, 399260), (140, 379297), (190, 279482), (266, 199630), (380, 139741), (532, 99815), (665, 79852), (1330, 39926), (2660, 19963)]