40439925

素因数分解:

$3^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 74925760

約数和(自身を除く): 34485835

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 181, 225, 331, 543, 675, 905, 993, 1629, 1655, 2715, 2979, 4525, 4887, 4965, 8145, 8275, 8937, 13575, 14895, 24435, 24825, 40725, 44685, 59911, 74475, 122175, 179733, 223425, 299555, 539199, 898665, 1497775, 1617597, 2695995, 4493325, 8087985, 13479975, 40439925]

約数ペア:

[(1, 40439925), (3, 13479975), (5, 8087985), (9, 4493325), (15, 2695995), (25, 1617597), (27, 1497775), (45, 898665), (75, 539199), (135, 299555), (181, 223425), (225, 179733), (331, 122175), (543, 74475), (675, 59911), (905, 44685), (993, 40725), (1629, 24825), (1655, 24435), (2715, 14895), (2979, 13575), (4525, 8937), (4887, 8275), (4965, 8145)]