80906090

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 149170896

約数和(自身を除く): 68264806

約数列:

[1, 2, 5, 10, 53, 106, 265, 293, 521, 530, 586, 1042, 1465, 2605, 2930, 5210, 15529, 27613, 31058, 55226, 77645, 138065, 152653, 155290, 276130, 305306, 763265, 1526530, 8090609, 16181218, 40453045, 80906090]

約数ペア:

[(1, 80906090), (2, 40453045), (5, 16181218), (10, 8090609), (53, 1526530), (106, 763265), (265, 305306), (293, 276130), (521, 155290), (530, 152653), (586, 138065), (1042, 77645), (1465, 55226), (2605, 31058), (2930, 27613), (5210, 15529)]