80480985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5813}}^1$

素因数の和:5905

約数の個数: 32

約数和(自身を含む): 140652288

約数和(自身を除く): 60171303

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 5813, 13845, 17439, 29065, 75569, 87195, 226707, 377845, 412723, 1133535, 1238169, 2063615, 5365399, 6190845, 16096197, 26826995, 80480985]

約数ペア:

[(1, 80480985), (3, 26826995), (5, 16096197), (13, 6190845), (15, 5365399), (39, 2063615), (65, 1238169), (71, 1133535), (195, 412723), (213, 377845), (355, 226707), (923, 87195), (1065, 75569), (2769, 29065), (4615, 17439), (5813, 13845)]