25891490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 26639710

約数列:

[1, 2, 5, 10, 19, 29, 37, 38, 58, 74, 95, 127, 145, 185, 190, 254, 290, 370, 551, 635, 703, 1073, 1102, 1270, 1406, 2146, 2413, 2755, 3515, 3683, 4699, 4826, 5365, 5510, 7030, 7366, 9398, 10730, 12065, 18415, 20387, 23495, 24130, 36830, 40774, 46990, 69977, 89281, 101935, 136271, 139954, 178562, 203870, 272542, 349885, 446405, 681355, 699770, 892810, 1362710, 2589149, 5178298, 12945745, 25891490]

約数ペア:

[(1, 25891490), (2, 12945745), (5, 5178298), (10, 2589149), (19, 1362710), (29, 892810), (37, 699770), (38, 681355), (58, 446405), (74, 349885), (95, 272542), (127, 203870), (145, 178562), (185, 139954), (190, 136271), (254, 101935), (290, 89281), (370, 69977), (551, 46990), (635, 40774), (703, 36830), (1073, 24130), (1102, 23495), (1270, 20387), (1406, 18415), (2146, 12065), (2413, 10730), (2755, 9398), (3515, 7366), (3683, 7030), (4699, 5510), (4826, 5365)]