205370230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 416078208

約数和(自身を除く): 210707978

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 65, 82, 106, 130, 205, 265, 410, 530, 533, 689, 727, 1066, 1378, 1454, 2173, 2665, 3445, 3635, 4346, 5330, 6890, 7270, 9451, 10865, 18902, 21730, 28249, 29807, 38531, 47255, 56498, 59614, 77062, 94510, 141245, 149035, 192655, 282490, 298070, 385310, 387491, 500903, 774982, 1001806, 1579771, 1937455, 2504515, 3159542, 3874910, 5009030, 7898855, 15797710, 20537023, 41074046, 102685115, 205370230]

約数ペア:

[(1, 205370230), (2, 102685115), (5, 41074046), (10, 20537023), (13, 15797710), (26, 7898855), (41, 5009030), (53, 3874910), (65, 3159542), (82, 2504515), (106, 1937455), (130, 1579771), (205, 1001806), (265, 774982), (410, 500903), (530, 387491), (533, 385310), (689, 298070), (727, 282490), (1066, 192655), (1378, 149035), (1454, 141245), (2173, 94510), (2665, 77062), (3445, 59614), (3635, 56498), (4346, 47255), (5330, 38531), (6890, 29807), (7270, 28249), (9451, 21730), (10865, 18902)]