290163952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 637959168

約数和(自身を除く): 347795216

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 131, 184, 208, 262, 299, 368, 463, 524, 598, 926, 1048, 1196, 1703, 1852, 2096, 2392, 3013, 3406, 3704, 4784, 6019, 6026, 6812, 7408, 10649, 12038, 12052, 13624, 21298, 24076, 24104, 27248, 39169, 42596, 48152, 48208, 60653, 78338, 85192, 96304, 121306, 138437, 156676, 170384, 242612, 276874, 313352, 485224, 553748, 626704, 788489, 970448, 1107496, 1395019, 1576978, 2214992, 2790038, 3153956, 5580076, 6307912, 11160152, 12615824, 18135247, 22320304, 36270494, 72540988, 145081976, 290163952]

約数ペア:

[(1, 290163952), (2, 145081976), (4, 72540988), (8, 36270494), (13, 22320304), (16, 18135247), (23, 12615824), (26, 11160152), (46, 6307912), (52, 5580076), (92, 3153956), (104, 2790038), (131, 2214992), (184, 1576978), (208, 1395019), (262, 1107496), (299, 970448), (368, 788489), (463, 626704), (524, 553748), (598, 485224), (926, 313352), (1048, 276874), (1196, 242612), (1703, 170384), (1852, 156676), (2096, 138437), (2392, 121306), (3013, 96304), (3406, 85192), (3704, 78338), (4784, 60653), (6019, 48208), (6026, 48152), (6812, 42596), (7408, 39169), (10649, 27248), (12038, 24104), (12052, 24076), (13624, 21298)]