72097408

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{1949}}^1$

素因数の和:1997

約数の個数: 48

約数和(自身を含む): 152655750

約数和(自身を除く): 80558342

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 544, 578, 1088, 1156, 1949, 2176, 2312, 3898, 4624, 7796, 9248, 15592, 18496, 31184, 33133, 36992, 62368, 66266, 124736, 132532, 249472, 265064, 530128, 563261, 1060256, 1126522, 2120512, 2253044, 4241024, 4506088, 9012176, 18024352, 36048704, 72097408]

約数ペア:

[(1, 72097408), (2, 36048704), (4, 18024352), (8, 9012176), (16, 4506088), (17, 4241024), (32, 2253044), (34, 2120512), (64, 1126522), (68, 1060256), (128, 563261), (136, 530128), (272, 265064), (289, 249472), (544, 132532), (578, 124736), (1088, 66266), (1156, 62368), (1949, 36992), (2176, 33133), (2312, 31184), (3898, 18496), (4624, 15592), (7796, 9248)]