8420331335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1\times {\mathrm{3041}}^1$

素因数の和:4139

約数の個数: 32

約数和(自身を含む): 11161463040

約数和(自身を除く): 2741131705

約数列:

[1, 5, 13, 41, 65, 205, 533, 1039, 2665, 3041, 5195, 13507, 15205, 39533, 42599, 67535, 124681, 197665, 212995, 553787, 623405, 1620853, 2768935, 3159599, 8104265, 15797995, 41074787, 129543559, 205373935, 647717795, 1684066267, 8420331335]

約数ペア:

[(1, 8420331335), (5, 1684066267), (13, 647717795), (41, 205373935), (65, 129543559), (205, 41074787), (533, 15797995), (1039, 8104265), (2665, 3159599), (3041, 2768935), (5195, 1620853), (13507, 623405), (15205, 553787), (39533, 212995), (42599, 197665), (67535, 124681)]