78419584

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{19763}}^1$

素因数の和:19808

約数の個数: 32

約数和(自身を含む): 161274240

約数和(自身を除く): 82854656

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 19763, 39526, 79052, 158104, 316208, 612653, 632416, 1225306, 1264832, 2450612, 2529664, 4901224, 9802448, 19604896, 39209792, 78419584]

約数ペア:

[(1, 78419584), (2, 39209792), (4, 19604896), (8, 9802448), (16, 4901224), (31, 2529664), (32, 2450612), (62, 1264832), (64, 1225306), (124, 632416), (128, 612653), (248, 316208), (496, 158104), (992, 79052), (1984, 39526), (3968, 19763)]