72699440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82613}}^1$

素因数の和:82637

約数の個数: 40

約数和(自身を含む): 184394448

約数和(自身を除く): 111695008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82613, 165226, 330452, 413065, 660904, 826130, 908743, 1321808, 1652260, 1817486, 3304520, 3634972, 4543715, 6609040, 7269944, 9087430, 14539888, 18174860, 36349720, 72699440]

約数ペア:

[(1, 72699440), (2, 36349720), (4, 18174860), (5, 14539888), (8, 9087430), (10, 7269944), (11, 6609040), (16, 4543715), (20, 3634972), (22, 3304520), (40, 1817486), (44, 1652260), (55, 1321808), (80, 908743), (88, 826130), (110, 660904), (176, 413065), (220, 330452), (440, 165226), (880, 82613)]