57518920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 132969600

約数和(自身を除く): 75450680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 107, 151, 178, 214, 302, 356, 428, 445, 535, 604, 712, 755, 856, 890, 1070, 1208, 1510, 1780, 2140, 3020, 3560, 4280, 6040, 9523, 13439, 16157, 19046, 26878, 32314, 38092, 47615, 53756, 64628, 67195, 76184, 80785, 95230, 107512, 129256, 134390, 161570, 190460, 268780, 323140, 380920, 537560, 646280, 1437973, 2875946, 5751892, 7189865, 11503784, 14379730, 28759460, 57518920]

約数ペア:

[(1, 57518920), (2, 28759460), (4, 14379730), (5, 11503784), (8, 7189865), (10, 5751892), (20, 2875946), (40, 1437973), (89, 646280), (107, 537560), (151, 380920), (178, 323140), (214, 268780), (302, 190460), (356, 161570), (428, 134390), (445, 129256), (535, 107512), (604, 95230), (712, 80785), (755, 76184), (856, 67195), (890, 64628), (1070, 53756), (1208, 47615), (1510, 38092), (1780, 32314), (2140, 26878), (3020, 19046), (3560, 16157), (4280, 13439), (6040, 9523)]