77879890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41647}}^1$

素因数の和:41682

約数の個数: 32

約数和(自身を含む): 161927424

約数和(自身を除く): 84047534

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 41647, 83294, 208235, 416470, 458117, 707999, 916234, 1415998, 2290585, 3539995, 4581170, 7079990, 7787989, 15575978, 38939945, 77879890]

約数ペア:

[(1, 77879890), (2, 38939945), (5, 15575978), (10, 7787989), (11, 7079990), (17, 4581170), (22, 3539995), (34, 2290585), (55, 1415998), (85, 916234), (110, 707999), (170, 458117), (187, 416470), (374, 208235), (935, 83294), (1870, 41647)]