77804224

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 56

約数和(自身を含む): 160020000

約数和(自身を除く): 82215776

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 149, 164, 199, 298, 328, 398, 596, 656, 796, 1192, 1312, 1592, 2384, 2624, 3184, 4768, 6109, 6368, 8159, 9536, 12218, 12736, 16318, 24436, 29651, 32636, 48872, 59302, 65272, 97744, 118604, 130544, 195488, 237208, 261088, 390976, 474416, 522176, 948832, 1215691, 1897664, 2431382, 4862764, 9725528, 19451056, 38902112, 77804224]

約数ペア:

[(1, 77804224), (2, 38902112), (4, 19451056), (8, 9725528), (16, 4862764), (32, 2431382), (41, 1897664), (64, 1215691), (82, 948832), (149, 522176), (164, 474416), (199, 390976), (298, 261088), (328, 237208), (398, 195488), (596, 130544), (656, 118604), (796, 97744), (1192, 65272), (1312, 59302), (1592, 48872), (2384, 32636), (2624, 29651), (3184, 24436), (4768, 16318), (6109, 12736), (6368, 12218), (8159, 9536)]