657236450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{1061}}^1$

素因数の和:2039

約数の個数: 48

約数和(自身を含む): 1319118696

約数和(自身を除く): 661882246

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 953, 1061, 1906, 2122, 4765, 5305, 9530, 10610, 12389, 13793, 23825, 24778, 26525, 27586, 47650, 53050, 61945, 68965, 123890, 137930, 309725, 344825, 619450, 689650, 1011133, 2022266, 5055665, 10111330, 13144729, 25278325, 26289458, 50556650, 65723645, 131447290, 328618225, 657236450]

約数ペア:

[(1, 657236450), (2, 328618225), (5, 131447290), (10, 65723645), (13, 50556650), (25, 26289458), (26, 25278325), (50, 13144729), (65, 10111330), (130, 5055665), (325, 2022266), (650, 1011133), (953, 689650), (1061, 619450), (1906, 344825), (2122, 309725), (4765, 137930), (5305, 123890), (9530, 68965), (10610, 61945), (12389, 53050), (13793, 47650), (23825, 27586), (24778, 26525)]