84865366090

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1999}}^1\times {\mathrm{5171}}^1$

素因数の和:7998

約数の個数: 32

約数和(自身を含む): 153049824000

約数和(自身を除く): 68184457910

約数列:

[1, 2, 5, 10, 821, 1642, 1999, 3998, 4105, 5171, 8210, 9995, 10342, 19990, 25855, 51710, 1641179, 3282358, 4245391, 8205895, 8490782, 10336829, 16411790, 20673658, 21226955, 42453910, 51684145, 103368290, 8486536609, 16973073218, 42432683045, 84865366090]

約数ペア:

[(1, 84865366090), (2, 42432683045), (5, 16973073218), (10, 8486536609), (821, 103368290), (1642, 51684145), (1999, 42453910), (3998, 21226955), (4105, 20673658), (5171, 16411790), (8210, 10336829), (9995, 8490782), (10342, 8205895), (19990, 4245391), (25855, 3282358), (51710, 1641179)]