154433780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{1049}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 344509200

約数和(自身を除く): 190075420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 433, 866, 1049, 1732, 2098, 2165, 4196, 4330, 5245, 7361, 8660, 10490, 14722, 17833, 20980, 29444, 35666, 36805, 71332, 73610, 89165, 147220, 178330, 356660, 454217, 908434, 1816868, 2271085, 4542170, 7721689, 9084340, 15443378, 30886756, 38608445, 77216890, 154433780]

約数ペア:

[(1, 154433780), (2, 77216890), (4, 38608445), (5, 30886756), (10, 15443378), (17, 9084340), (20, 7721689), (34, 4542170), (68, 2271085), (85, 1816868), (170, 908434), (340, 454217), (433, 356660), (866, 178330), (1049, 147220), (1732, 89165), (2098, 73610), (2165, 71332), (4196, 36805), (4330, 35666), (5245, 29444), (7361, 20980), (8660, 17833), (10490, 14722)]