54209090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 117210240

約数和(自身を除く): 63001150

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1291, 1615, 2210, 2470, 2582, 3230, 4199, 6455, 8398, 12910, 16783, 20995, 21947, 24529, 33566, 41990, 43894, 49058, 83915, 109735, 122645, 167830, 219470, 245290, 285311, 318877, 416993, 570622, 637754, 833986, 1426555, 1594385, 2084965, 2853110, 3188770, 4169930, 5420909, 10841818, 27104545, 54209090]

約数ペア:

[(1, 54209090), (2, 27104545), (5, 10841818), (10, 5420909), (13, 4169930), (17, 3188770), (19, 2853110), (26, 2084965), (34, 1594385), (38, 1426555), (65, 833986), (85, 637754), (95, 570622), (130, 416993), (170, 318877), (190, 285311), (221, 245290), (247, 219470), (323, 167830), (442, 122645), (494, 109735), (646, 83915), (1105, 49058), (1235, 43894), (1291, 41990), (1615, 33566), (2210, 24529), (2470, 21947), (2582, 20995), (3230, 16783), (4199, 12910), (6455, 8398)]