78448928

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{40189}}^1$

素因数の和:40260

約数の個数: 24

約数和(自身を含む): 156982140

約数和(自身を除く): 78533212

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 40189, 80378, 160756, 321512, 643024, 1286048, 2451529, 4903058, 9806116, 19612232, 39224464, 78448928]

約数ペア:

[(1, 78448928), (2, 39224464), (4, 19612232), (8, 9806116), (16, 4903058), (32, 2451529), (61, 1286048), (122, 643024), (244, 321512), (488, 160756), (976, 80378), (1952, 40189)]