90535040

素因数分解:

$2^7\times 5^1\times {\mathrm{141461}}^1$

素因数の和:141480

約数の個数: 32

約数和(自身を含む): 216436860

約数和(自身を除く): 125901820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 141461, 282922, 565844, 707305, 1131688, 1414610, 2263376, 2829220, 4526752, 5658440, 9053504, 11316880, 18107008, 22633760, 45267520, 90535040]

約数ペア:

[(1, 90535040), (2, 45267520), (4, 22633760), (5, 18107008), (8, 11316880), (10, 9053504), (16, 5658440), (20, 4526752), (32, 2829220), (40, 2263376), (64, 1414610), (80, 1131688), (128, 707305), (160, 565844), (320, 282922), (640, 141461)]