30830925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 54246528

約数和(自身を除く): 23415603

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 183, 293, 305, 345, 575, 879, 915, 1403, 1465, 1525, 1725, 4209, 4395, 4575, 6739, 7015, 7325, 17873, 20217, 21045, 21975, 33695, 35075, 53619, 89365, 101085, 105225, 168475, 268095, 411079, 446825, 505425, 1233237, 1340475, 2055395, 6166185, 10276975, 30830925]

約数ペア:

[(1, 30830925), (3, 10276975), (5, 6166185), (15, 2055395), (23, 1340475), (25, 1233237), (61, 505425), (69, 446825), (75, 411079), (115, 268095), (183, 168475), (293, 105225), (305, 101085), (345, 89365), (575, 53619), (879, 35075), (915, 33695), (1403, 21975), (1465, 21045), (1525, 20217), (1725, 17873), (4209, 7325), (4395, 7015), (4575, 6739)]