25716924

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 68468400

約数和(自身を除く): 42751476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 333, 387, 444, 449, 516, 666, 774, 898, 1332, 1347, 1548, 1591, 1796, 2694, 3182, 4041, 4773, 5388, 6364, 8082, 9546, 14319, 16164, 16613, 19092, 19307, 28638, 33226, 38614, 49839, 57276, 57921, 66452, 77228, 99678, 115842, 149517, 173763, 199356, 231684, 299034, 347526, 598068, 695052, 714359, 1428718, 2143077, 2857436, 4286154, 6429231, 8572308, 12858462, 25716924]

約数ペア:

[(1, 25716924), (2, 12858462), (3, 8572308), (4, 6429231), (6, 4286154), (9, 2857436), (12, 2143077), (18, 1428718), (36, 714359), (37, 695052), (43, 598068), (74, 347526), (86, 299034), (111, 231684), (129, 199356), (148, 173763), (172, 149517), (222, 115842), (258, 99678), (333, 77228), (387, 66452), (444, 57921), (449, 57276), (516, 49839), (666, 38614), (774, 33226), (898, 28638), (1332, 19307), (1347, 19092), (1548, 16613), (1591, 16164), (1796, 14319), (2694, 9546), (3182, 8082), (4041, 6364), (4773, 5388)]