128528768

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 276318000

約数和(自身を除く): 147789232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 304, 328, 608, 656, 779, 1216, 1289, 1312, 1558, 2432, 2578, 2624, 3116, 5156, 5248, 6232, 10312, 12464, 20624, 24491, 24928, 41248, 48982, 49856, 52849, 82496, 97964, 99712, 105698, 164992, 195928, 211396, 391856, 422792, 783712, 845584, 1004131, 1567424, 1691168, 2008262, 3134848, 3382336, 4016524, 6764672, 8033048, 16066096, 32132192, 64264384, 128528768]

約数ペア:

[(1, 128528768), (2, 64264384), (4, 32132192), (8, 16066096), (16, 8033048), (19, 6764672), (32, 4016524), (38, 3382336), (41, 3134848), (64, 2008262), (76, 1691168), (82, 1567424), (128, 1004131), (152, 845584), (164, 783712), (304, 422792), (328, 391856), (608, 211396), (656, 195928), (779, 164992), (1216, 105698), (1289, 99712), (1312, 97964), (1558, 82496), (2432, 52849), (2578, 49856), (2624, 48982), (3116, 41248), (5156, 24928), (5248, 24491), (6232, 20624), (10312, 12464)]