89075920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65497}}^1$

素因数の和:65527

約数の個数: 40

約数和(自身を含む): 219287304

約数和(自身を除く): 130211384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 65497, 130994, 261988, 327485, 523976, 654970, 1047952, 1113449, 1309940, 2226898, 2619880, 4453796, 5239760, 5567245, 8907592, 11134490, 17815184, 22268980, 44537960, 89075920]

約数ペア:

[(1, 89075920), (2, 44537960), (4, 22268980), (5, 17815184), (8, 11134490), (10, 8907592), (16, 5567245), (17, 5239760), (20, 4453796), (34, 2619880), (40, 2226898), (68, 1309940), (80, 1113449), (85, 1047952), (136, 654970), (170, 523976), (272, 327485), (340, 261988), (680, 130994), (1360, 65497)]