139926560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28211}}^1$

素因数の和:28257

約数の個数: 48

約数和(自身を含む): 341252352

約数和(自身を除く): 201325792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 28211, 56422, 112844, 141055, 225688, 282110, 451376, 564220, 874541, 902752, 1128440, 1749082, 2256880, 3498164, 4372705, 4513760, 6996328, 8745410, 13992656, 17490820, 27985312, 34981640, 69963280, 139926560]

約数ペア:

[(1, 139926560), (2, 69963280), (4, 34981640), (5, 27985312), (8, 17490820), (10, 13992656), (16, 8745410), (20, 6996328), (31, 4513760), (32, 4372705), (40, 3498164), (62, 2256880), (80, 1749082), (124, 1128440), (155, 902752), (160, 874541), (248, 564220), (310, 451376), (496, 282110), (620, 225688), (992, 141055), (1240, 112844), (2480, 56422), (4960, 28211)]