78005215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7577}}^1$

素因数の和:7682

約数の個数: 16

約数和(自身を含む): 98210880

約数和(自身を除く): 20205665

約数列:

[1, 5, 29, 71, 145, 355, 2059, 7577, 10295, 37885, 219733, 537967, 1098665, 2689835, 15601043, 78005215]

約数ペア:

[(1, 78005215), (5, 15601043), (29, 2689835), (71, 1098665), (145, 537967), (355, 219733), (2059, 37885), (7577, 10295)]