25245765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 47180016

約数和(自身を除く): 21934251

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 305, 541, 549, 765, 915, 1037, 1623, 2705, 2745, 3111, 4869, 5185, 8115, 9197, 9333, 15555, 24345, 27591, 33001, 45985, 46665, 82773, 99003, 137955, 165005, 297009, 413865, 495015, 561017, 1485045, 1683051, 2805085, 5049153, 8415255, 25245765]

約数ペア:

[(1, 25245765), (3, 8415255), (5, 5049153), (9, 2805085), (15, 1683051), (17, 1485045), (45, 561017), (51, 495015), (61, 413865), (85, 297009), (153, 165005), (183, 137955), (255, 99003), (305, 82773), (541, 46665), (549, 45985), (765, 33001), (915, 27591), (1037, 24345), (1623, 15555), (2705, 9333), (2745, 9197), (3111, 8115), (4869, 5185)]