74999912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 160258560

約数和(自身を除く): 85258648

約数列:

[1, 2, 4, 8, 13, 26, 31, 43, 52, 62, 86, 104, 124, 172, 248, 344, 403, 541, 559, 806, 1082, 1118, 1333, 1612, 2164, 2236, 2666, 3224, 4328, 4472, 5332, 7033, 10664, 14066, 16771, 17329, 23263, 28132, 33542, 34658, 46526, 56264, 67084, 69316, 93052, 134168, 138632, 186104, 218023, 302419, 436046, 604838, 721153, 872092, 1209676, 1442306, 1744184, 2419352, 2884612, 5769224, 9374989, 18749978, 37499956, 74999912]

約数ペア:

[(1, 74999912), (2, 37499956), (4, 18749978), (8, 9374989), (13, 5769224), (26, 2884612), (31, 2419352), (43, 1744184), (52, 1442306), (62, 1209676), (86, 872092), (104, 721153), (124, 604838), (172, 436046), (248, 302419), (344, 218023), (403, 186104), (541, 138632), (559, 134168), (806, 93052), (1082, 69316), (1118, 67084), (1333, 56264), (1612, 46526), (2164, 34658), (2236, 33542), (2666, 28132), (3224, 23263), (4328, 17329), (4472, 16771), (5332, 14066), (7033, 10664)]