77980624

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157219}}^1$

素因数の和:157258

約数の個数: 20

約数和(自身を含む): 155962240

約数和(自身を除く): 77981616

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 157219, 314438, 628876, 1257752, 2515504, 4873789, 9747578, 19495156, 38990312, 77980624]

約数ペア:

[(1, 77980624), (2, 38990312), (4, 19495156), (8, 9747578), (16, 4873789), (31, 2515504), (62, 1257752), (124, 628876), (248, 314438), (496, 157219)]