77942215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 106315776

約数和(自身を除く): 28373561

約数列:

[1, 5, 13, 31, 47, 65, 155, 235, 403, 611, 823, 1457, 2015, 3055, 4115, 7285, 10699, 18941, 25513, 38681, 53495, 94705, 127565, 193405, 331669, 502853, 1199111, 1658345, 2514265, 5995555, 15588443, 77942215]

約数ペア:

[(1, 77942215), (5, 15588443), (13, 5995555), (31, 2514265), (47, 1658345), (65, 1199111), (155, 502853), (235, 331669), (403, 193405), (611, 127565), (823, 94705), (1457, 53495), (2015, 38681), (3055, 25513), (4115, 18941), (7285, 10699)]