78260480

素因数分解:

$2^8\times 5^1\times {\mathrm{61141}}^1$

素因数の和:61162

約数の個数: 36

約数和(自身を含む): 187461372

約数和(自身を除く): 109200892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 61141, 122282, 244564, 305705, 489128, 611410, 978256, 1222820, 1956512, 2445640, 3913024, 4891280, 7826048, 9782560, 15652096, 19565120, 39130240, 78260480]

約数ペア:

[(1, 78260480), (2, 39130240), (4, 19565120), (5, 15652096), (8, 9782560), (10, 7826048), (16, 4891280), (20, 3913024), (32, 2445640), (40, 1956512), (64, 1222820), (80, 978256), (128, 611410), (160, 489128), (256, 305705), (320, 244564), (640, 122282), (1280, 61141)]