128679932

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 247443840

約数和(自身を除く): 118763908

約数列:

[1, 2, 4, 19, 37, 38, 67, 74, 76, 134, 148, 268, 683, 703, 1273, 1366, 1406, 2479, 2546, 2732, 2812, 4958, 5092, 9916, 12977, 25271, 25954, 45761, 47101, 50542, 51908, 91522, 94202, 101084, 183044, 188404, 480149, 869459, 960298, 1693157, 1738918, 1920596, 3386314, 3477836, 6772628, 32169983, 64339966, 128679932]

約数ペア:

[(1, 128679932), (2, 64339966), (4, 32169983), (19, 6772628), (37, 3477836), (38, 3386314), (67, 1920596), (74, 1738918), (76, 1693157), (134, 960298), (148, 869459), (268, 480149), (683, 188404), (703, 183044), (1273, 101084), (1366, 94202), (1406, 91522), (2479, 51908), (2546, 50542), (2732, 47101), (2812, 45761), (4958, 25954), (5092, 25271), (9916, 12977)]