201742190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81677}}^1$

素因数の和:81716

約数の個数: 32

約数和(自身を含む): 411657120

約数和(自身を除く): 209914930

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 81677, 163354, 408385, 816770, 1061801, 1551863, 2123602, 3103726, 5309005, 7759315, 10618010, 15518630, 20174219, 40348438, 100871095, 201742190]

約数ペア:

[(1, 201742190), (2, 100871095), (5, 40348438), (10, 20174219), (13, 15518630), (19, 10618010), (26, 7759315), (38, 5309005), (65, 3103726), (95, 2123602), (130, 1551863), (190, 1061801), (247, 816770), (494, 408385), (1235, 163354), (2470, 81677)]