25844655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 20811345

約数列:

[1, 3, 5, 15, 19, 29, 53, 57, 59, 87, 95, 145, 159, 177, 265, 285, 295, 435, 551, 795, 885, 1007, 1121, 1537, 1653, 1711, 2755, 3021, 3127, 3363, 4611, 5035, 5133, 5605, 7685, 8265, 8555, 9381, 15105, 15635, 16815, 23055, 25665, 29203, 32509, 46905, 59413, 87609, 90683, 97527, 146015, 162545, 178239, 272049, 297065, 438045, 453415, 487635, 891195, 1360245, 1722977, 5168931, 8614885, 25844655]

約数ペア:

[(1, 25844655), (3, 8614885), (5, 5168931), (15, 1722977), (19, 1360245), (29, 891195), (53, 487635), (57, 453415), (59, 438045), (87, 297065), (95, 272049), (145, 178239), (159, 162545), (177, 146015), (265, 97527), (285, 90683), (295, 87609), (435, 59413), (551, 46905), (795, 32509), (885, 29203), (1007, 25665), (1121, 23055), (1537, 16815), (1653, 15635), (1711, 15105), (2755, 9381), (3021, 8555), (3127, 8265), (3363, 7685), (4611, 5605), (5035, 5133)]