80656506

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{563}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 205747200

約数和(自身を除く): 125090694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 379, 563, 758, 1126, 1137, 1689, 2274, 2653, 3378, 3411, 3941, 5067, 5306, 6822, 7882, 7959, 10134, 10233, 11823, 15201, 15918, 20466, 23646, 23877, 30402, 35469, 47754, 70938, 71631, 106407, 143262, 212814, 213377, 426754, 640131, 1280262, 1493639, 1920393, 2987278, 3840786, 4480917, 5761179, 8961834, 11522358, 13442751, 26885502, 40328253, 80656506]

約数ペア:

[(1, 80656506), (2, 40328253), (3, 26885502), (6, 13442751), (7, 11522358), (9, 8961834), (14, 5761179), (18, 4480917), (21, 3840786), (27, 2987278), (42, 1920393), (54, 1493639), (63, 1280262), (126, 640131), (189, 426754), (378, 213377), (379, 212814), (563, 143262), (758, 106407), (1126, 71631), (1137, 70938), (1689, 47754), (2274, 35469), (2653, 30402), (3378, 23877), (3411, 23646), (3941, 20466), (5067, 15918), (5306, 15201), (6822, 11823), (7882, 10233), (7959, 10134)]