72360040

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5039}}^1$

素因数の和:5409

約数の個数: 32

約数和(自身を含む): 163296000

約数和(自身を除く): 90935960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 5039, 7180, 10078, 14360, 20156, 25195, 40312, 50390, 100780, 201560, 1809001, 3618002, 7236004, 9045005, 14472008, 18090010, 36180020, 72360040]

約数ペア:

[(1, 72360040), (2, 36180020), (4, 18090010), (5, 14472008), (8, 9045005), (10, 7236004), (20, 3618002), (40, 1809001), (359, 201560), (718, 100780), (1436, 50390), (1795, 40312), (2872, 25195), (3590, 20156), (5039, 14360), (7180, 10078)]