77991170

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 143078400

約数和(自身を除く): 65087230

約数列:

[1, 2, 5, 10, 79, 158, 269, 367, 395, 538, 734, 790, 1345, 1835, 2690, 3670, 21251, 28993, 42502, 57986, 98723, 106255, 144965, 197446, 212510, 289930, 493615, 987230, 7799117, 15598234, 38995585, 77991170]

約数ペア:

[(1, 77991170), (2, 38995585), (5, 15598234), (10, 7799117), (79, 987230), (158, 493615), (269, 289930), (367, 212510), (395, 197446), (538, 144965), (734, 106255), (790, 98723), (1345, 57986), (1835, 42502), (2690, 28993), (3670, 21251)]