127319296

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 278261984

約数和(自身を除く): 150942688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 416, 536, 571, 832, 871, 1072, 1142, 1664, 1742, 2144, 2284, 3328, 3484, 4288, 4568, 6968, 7423, 8576, 9136, 13936, 14846, 17152, 18272, 27872, 29692, 36544, 38257, 55744, 59384, 73088, 76514, 111488, 118768, 146176, 153028, 222976, 237536, 306056, 475072, 497341, 612112, 950144, 994682, 1224224, 1900288, 1989364, 2448448, 3978728, 4896896, 7957456, 9793792, 15914912, 31829824, 63659648, 127319296]

約数ペア:

[(1, 127319296), (2, 63659648), (4, 31829824), (8, 15914912), (13, 9793792), (16, 7957456), (26, 4896896), (32, 3978728), (52, 2448448), (64, 1989364), (67, 1900288), (104, 1224224), (128, 994682), (134, 950144), (208, 612112), (256, 497341), (268, 475072), (416, 306056), (536, 237536), (571, 222976), (832, 153028), (871, 146176), (1072, 118768), (1142, 111488), (1664, 76514), (1742, 73088), (2144, 59384), (2284, 55744), (3328, 38257), (3484, 36544), (4288, 29692), (4568, 27872), (6968, 18272), (7423, 17152), (8576, 14846), (9136, 13936)]