90131630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12821}}^1$

素因数の和:12884

約数の個数: 32

約数和(自身を含む): 175404960

約数和(自身を除く): 85273330

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 12821, 25642, 64105, 128210, 243599, 474377, 487198, 948754, 1217995, 2371885, 2435990, 4743770, 9013163, 18026326, 45065815, 90131630]

約数ペア:

[(1, 90131630), (2, 45065815), (5, 18026326), (10, 9013163), (19, 4743770), (37, 2435990), (38, 2371885), (74, 1217995), (95, 948754), (185, 487198), (190, 474377), (370, 243599), (703, 128210), (1406, 64105), (3515, 25642), (7030, 12821)]