74466985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 99221760

約数和(自身を除く): 24754775

約数列:

[1, 5, 19, 23, 95, 115, 173, 197, 437, 865, 985, 2185, 3287, 3743, 3979, 4531, 16435, 18715, 19895, 22655, 34081, 75601, 86089, 170405, 378005, 430445, 647539, 783863, 3237695, 3919315, 14893397, 74466985]

約数ペア:

[(1, 74466985), (5, 14893397), (19, 3919315), (23, 3237695), (95, 783863), (115, 647539), (173, 430445), (197, 378005), (437, 170405), (865, 86089), (985, 75601), (2185, 34081), (3287, 22655), (3743, 19895), (3979, 18715), (4531, 16435)]