66045440

素因数分解:

$2^9\times 5^1\times {\mathrm{25799}}^1$

素因数の和:25822

約数の個数: 40

約数和(自身を含む): 158360400

約数和(自身を除く): 92314960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 25799, 51598, 103196, 128995, 206392, 257990, 412784, 515980, 825568, 1031960, 1651136, 2063920, 3302272, 4127840, 6604544, 8255680, 13209088, 16511360, 33022720, 66045440]

約数ペア:

[(1, 66045440), (2, 33022720), (4, 16511360), (5, 13209088), (8, 8255680), (10, 6604544), (16, 4127840), (20, 3302272), (32, 2063920), (40, 1651136), (64, 1031960), (80, 825568), (128, 515980), (160, 412784), (256, 257990), (320, 206392), (512, 128995), (640, 103196), (1280, 51598), (2560, 25799)]