88617280

素因数分解:

$2^6\times 5^1\times {\mathrm{276929}}^1$

素因数の和:276946

約数の個数: 28

約数和(自身を含む): 211020660

約数和(自身を除く): 122403380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 276929, 553858, 1107716, 1384645, 2215432, 2769290, 4430864, 5538580, 8861728, 11077160, 17723456, 22154320, 44308640, 88617280]

約数ペア:

[(1, 88617280), (2, 44308640), (4, 22154320), (5, 17723456), (8, 11077160), (10, 8861728), (16, 5538580), (20, 4430864), (32, 2769290), (40, 2215432), (64, 1384645), (80, 1107716), (160, 553858), (320, 276929)]