80784865

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 124416000

約数和(自身を除く): 43631135

約数列:

[1, 5, 7, 19, 29, 35, 59, 71, 95, 133, 145, 203, 295, 355, 413, 497, 551, 665, 1015, 1121, 1349, 1711, 2059, 2065, 2485, 2755, 3857, 4189, 5605, 6745, 7847, 8555, 9443, 10295, 11977, 14413, 19285, 20945, 29323, 32509, 39121, 39235, 47215, 59885, 72065, 79591, 121481, 146615, 162545, 195605, 227563, 273847, 397955, 557137, 607405, 850367, 1137815, 1369235, 2308139, 2785685, 4251835, 11540695, 16156973, 80784865]

約数ペア:

[(1, 80784865), (5, 16156973), (7, 11540695), (19, 4251835), (29, 2785685), (35, 2308139), (59, 1369235), (71, 1137815), (95, 850367), (133, 607405), (145, 557137), (203, 397955), (295, 273847), (355, 227563), (413, 195605), (497, 162545), (551, 146615), (665, 121481), (1015, 79591), (1121, 72065), (1349, 59885), (1711, 47215), (2059, 39235), (2065, 39121), (2485, 32509), (2755, 29323), (3857, 20945), (4189, 19285), (5605, 14413), (6745, 11977), (7847, 10295), (8555, 9443)]