25573772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 54915840

約数和(自身を除く): 29342068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 907, 1007, 1484, 1814, 2014, 3628, 4028, 6349, 7049, 12698, 14098, 17233, 25396, 28196, 34466, 48071, 68932, 96142, 120631, 192284, 241262, 336497, 482524, 672994, 913349, 1345988, 1826698, 3653396, 6393443, 12786886, 25573772]

約数ペア:

[(1, 25573772), (2, 12786886), (4, 6393443), (7, 3653396), (14, 1826698), (19, 1345988), (28, 913349), (38, 672994), (53, 482524), (76, 336497), (106, 241262), (133, 192284), (212, 120631), (266, 96142), (371, 68932), (532, 48071), (742, 34466), (907, 28196), (1007, 25396), (1484, 17233), (1814, 14098), (2014, 12698), (3628, 7049), (4028, 6349)]