72256145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 100759680

約数和(自身を除く): 28503535

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 1427, 2665, 3895, 7135, 10127, 18551, 27113, 50635, 58507, 92755, 135565, 292535, 352469, 760591, 1111633, 1762345, 3802955, 5558165, 14451229, 72256145]

約数ペア:

[(1, 72256145), (5, 14451229), (13, 5558165), (19, 3802955), (41, 1762345), (65, 1111633), (95, 760591), (205, 352469), (247, 292535), (533, 135565), (779, 92755), (1235, 58507), (1427, 50635), (2665, 27113), (3895, 18551), (7135, 10127)]