40538389628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{18089}}^1$

素因数の和:18219

約数の個数: 72

約数和(自身を含む): 81481846320

約数和(自身を除く): 40943456692

約数列:

[1, 2, 4, 11, 22, 31, 44, 53, 62, 106, 124, 212, 341, 583, 682, 961, 1166, 1364, 1643, 1922, 2332, 3286, 3844, 6572, 10571, 18073, 18089, 21142, 36146, 36178, 42284, 50933, 72292, 72356, 101866, 198979, 203732, 397958, 560263, 560759, 795916, 958717, 1120526, 1121518, 1917434, 2241052, 2243036, 3834868, 6168349, 10545887, 12336698, 17383529, 21091774, 24673396, 29720227, 34767058, 42183548, 59440454, 69534116, 118880908, 191218819, 326922497, 382437638, 653844994, 764875276, 921327037, 1307689988, 1842654074, 3685308148, 10134597407, 20269194814, 40538389628]

約数ペア:

[(1, 40538389628), (2, 20269194814), (4, 10134597407), (11, 3685308148), (22, 1842654074), (31, 1307689988), (44, 921327037), (53, 764875276), (62, 653844994), (106, 382437638), (124, 326922497), (212, 191218819), (341, 118880908), (583, 69534116), (682, 59440454), (961, 42183548), (1166, 34767058), (1364, 29720227), (1643, 24673396), (1922, 21091774), (2332, 17383529), (3286, 12336698), (3844, 10545887), (6572, 6168349), (10571, 3834868), (18073, 2243036), (18089, 2241052), (21142, 1917434), (36146, 1121518), (36178, 1120526), (42284, 958717), (50933, 795916), (72292, 560759), (72356, 560263), (101866, 397958), (198979, 203732)]