81736832

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{20599}}^1$

素因数の和:20644

約数の個数: 32

約数和(自身を含む): 168096000

約数和(自身を除く): 86359168

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 20599, 41198, 82396, 164792, 329584, 638569, 659168, 1277138, 1318336, 2554276, 2636672, 5108552, 10217104, 20434208, 40868416, 81736832]

約数ペア:

[(1, 81736832), (2, 40868416), (4, 20434208), (8, 10217104), (16, 5108552), (31, 2636672), (32, 2554276), (62, 1318336), (64, 1277138), (124, 659168), (128, 638569), (248, 329584), (496, 164792), (992, 82396), (1984, 41198), (3968, 20599)]