85280390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1423}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 165787776

約数和(自身を除く): 80507386

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 922, 1423, 2305, 2846, 4610, 5993, 7115, 11986, 14230, 18499, 29965, 36998, 59930, 92495, 184990, 656003, 1312006, 3280015, 6560030, 8528039, 17056078, 42640195, 85280390]

約数ペア:

[(1, 85280390), (2, 42640195), (5, 17056078), (10, 8528039), (13, 6560030), (26, 3280015), (65, 1312006), (130, 656003), (461, 184990), (922, 92495), (1423, 59930), (2305, 36998), (2846, 29965), (4610, 18499), (5993, 14230), (7115, 11986)]