291240875540

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{773}}^1\times {\mathrm{29389}}^1$

素因数の和:30812

約数の個数: 48

約数和(自身を含む): 613373297040

約数和(自身を除く): 322132421500

約数列:

[1, 2, 4, 5, 10, 20, 641, 773, 1282, 1546, 2564, 3092, 3205, 3865, 6410, 7730, 12820, 15460, 29389, 58778, 117556, 146945, 293890, 495493, 587780, 990986, 1981972, 2477465, 4954930, 9909860, 18838349, 22717697, 37676698, 45435394, 75353396, 90870788, 94191745, 113588485, 188383490, 227176970, 376766980, 454353940, 14562043777, 29124087554, 58248175108, 72810218885, 145620437770, 291240875540]

約数ペア:

[(1, 291240875540), (2, 145620437770), (4, 72810218885), (5, 58248175108), (10, 29124087554), (20, 14562043777), (641, 454353940), (773, 376766980), (1282, 227176970), (1546, 188383490), (2564, 113588485), (3092, 94191745), (3205, 90870788), (3865, 75353396), (6410, 45435394), (7730, 37676698), (12820, 22717697), (15460, 18838349), (29389, 9909860), (58778, 4954930), (117556, 2477465), (146945, 1981972), (293890, 990986), (495493, 587780)]