164784685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 224114688

約数和(自身を除く): 59330003

約数列:

[1, 5, 13, 31, 53, 65, 155, 265, 403, 689, 1543, 1643, 2015, 3445, 7715, 8215, 20059, 21359, 47833, 81779, 100295, 106795, 239165, 408895, 621829, 1063127, 2535149, 3109145, 5315635, 12675745, 32956937, 164784685]

約数ペア:

[(1, 164784685), (5, 32956937), (13, 12675745), (31, 5315635), (53, 3109145), (65, 2535149), (155, 1063127), (265, 621829), (403, 408895), (689, 239165), (1543, 106795), (1643, 100295), (2015, 81779), (3445, 47833), (7715, 21359), (8215, 20059)]