25206988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 24434996

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 71, 92, 142, 227, 284, 391, 454, 782, 908, 1207, 1564, 1633, 2414, 3266, 3859, 4828, 5221, 6532, 7718, 10442, 15436, 16117, 20884, 27761, 32234, 55522, 64468, 88757, 111044, 177514, 273989, 355028, 370691, 547978, 741382, 1095956, 1482764, 6301747, 12603494, 25206988]

約数ペア:

[(1, 25206988), (2, 12603494), (4, 6301747), (17, 1482764), (23, 1095956), (34, 741382), (46, 547978), (68, 370691), (71, 355028), (92, 273989), (142, 177514), (227, 111044), (284, 88757), (391, 64468), (454, 55522), (782, 32234), (908, 27761), (1207, 20884), (1564, 16117), (1633, 15436), (2414, 10442), (3266, 7718), (3859, 6532), (4828, 5221)]