25972005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 18351195

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 537, 569, 895, 1707, 2685, 2845, 3043, 8535, 9129, 9673, 15215, 29019, 45645, 48365, 101851, 145095, 305553, 509255, 1527765, 1731467, 5194401, 8657335, 25972005]

約数ペア:

[(1, 25972005), (3, 8657335), (5, 5194401), (15, 1731467), (17, 1527765), (51, 509255), (85, 305553), (179, 145095), (255, 101851), (537, 48365), (569, 45645), (895, 29019), (1707, 15215), (2685, 9673), (2845, 9129), (3043, 8535)]