25411980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 78462720

約数和(自身を除く): 53050740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 139, 165, 220, 277, 278, 330, 417, 554, 556, 660, 695, 831, 834, 1108, 1385, 1390, 1529, 1662, 1668, 2085, 2770, 2780, 3047, 3058, 3324, 4155, 4170, 4587, 5540, 6094, 6116, 7645, 8310, 8340, 9141, 9174, 12188, 15235, 15290, 16620, 18282, 18348, 22935, 30470, 30580, 36564, 38503, 45705, 45870, 60940, 77006, 91410, 91740, 115509, 154012, 182820, 192515, 231018, 385030, 423533, 462036, 577545, 770060, 847066, 1155090, 1270599, 1694132, 2117665, 2310180, 2541198, 4235330, 5082396, 6352995, 8470660, 12705990, 25411980]

約数ペア:

[(1, 25411980), (2, 12705990), (3, 8470660), (4, 6352995), (5, 5082396), (6, 4235330), (10, 2541198), (11, 2310180), (12, 2117665), (15, 1694132), (20, 1270599), (22, 1155090), (30, 847066), (33, 770060), (44, 577545), (55, 462036), (60, 423533), (66, 385030), (110, 231018), (132, 192515), (139, 182820), (165, 154012), (220, 115509), (277, 91740), (278, 91410), (330, 77006), (417, 60940), (554, 45870), (556, 45705), (660, 38503), (695, 36564), (831, 30580), (834, 30470), (1108, 22935), (1385, 18348), (1390, 18282), (1529, 16620), (1662, 15290), (1668, 15235), (2085, 12188), (2770, 9174), (2780, 9141), (3047, 8340), (3058, 8310), (3324, 7645), (4155, 6116), (4170, 6094), (4587, 5540)]