201556615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1539

約数の個数: 32

約数和(自身を含む): 272051136

約数和(自身を除く): 70494521

約数列:

[1, 5, 13, 41, 53, 65, 205, 265, 533, 689, 1427, 2173, 2665, 3445, 7135, 10865, 18551, 28249, 58507, 75631, 92755, 141245, 292535, 378155, 760591, 983203, 3100871, 3802955, 4916015, 15504355, 40311323, 201556615]

約数ペア:

[(1, 201556615), (5, 40311323), (13, 15504355), (41, 4916015), (53, 3802955), (65, 3100871), (205, 983203), (265, 760591), (533, 378155), (689, 292535), (1427, 141245), (2173, 92755), (2665, 75631), (3445, 58507), (7135, 28249), (10865, 18551)]