90194320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8111}}^1$

素因数の和:8263

約数の個数: 40

約数和(自身を含む): 211236480

約数和(自身を除く): 121042160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 8111, 11120, 16222, 32444, 40555, 64888, 81110, 129776, 162220, 324440, 648880, 1127429, 2254858, 4509716, 5637145, 9019432, 11274290, 18038864, 22548580, 45097160, 90194320]

約数ペア:

[(1, 90194320), (2, 45097160), (4, 22548580), (5, 18038864), (8, 11274290), (10, 9019432), (16, 5637145), (20, 4509716), (40, 2254858), (80, 1127429), (139, 648880), (278, 324440), (556, 162220), (695, 129776), (1112, 81110), (1390, 64888), (2224, 40555), (2780, 32444), (5560, 16222), (8111, 11120)]