82879930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 181896192

約数和(自身を除く): 99016262

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 257, 271, 514, 542, 595, 1190, 1285, 1355, 1799, 1897, 2570, 2710, 3598, 3794, 4369, 4607, 8738, 8995, 9214, 9485, 17990, 18970, 21845, 23035, 30583, 32249, 43690, 46070, 61166, 64498, 69647, 139294, 152915, 161245, 305830, 322490, 348235, 487529, 696470, 975058, 1183999, 2367998, 2437645, 4875290, 5919995, 8287993, 11839990, 16575986, 41439965, 82879930]

約数ペア:

[(1, 82879930), (2, 41439965), (5, 16575986), (7, 11839990), (10, 8287993), (14, 5919995), (17, 4875290), (34, 2437645), (35, 2367998), (70, 1183999), (85, 975058), (119, 696470), (170, 487529), (238, 348235), (257, 322490), (271, 305830), (514, 161245), (542, 152915), (595, 139294), (1190, 69647), (1285, 64498), (1355, 61166), (1799, 46070), (1897, 43690), (2570, 32249), (2710, 30583), (3598, 23035), (3794, 21845), (4369, 18970), (4607, 17990), (8738, 9485), (8995, 9214)]