64263920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{114757}}^1$

素因数の和:114777

約数の個数: 40

約数和(自身を含む): 170759904

約数和(自身を除く): 106495984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 114757, 229514, 459028, 573785, 803299, 918056, 1147570, 1606598, 1836112, 2295140, 3213196, 4016495, 4590280, 6426392, 8032990, 9180560, 12852784, 16065980, 32131960, 64263920]

約数ペア:

[(1, 64263920), (2, 32131960), (4, 16065980), (5, 12852784), (7, 9180560), (8, 8032990), (10, 6426392), (14, 4590280), (16, 4016495), (20, 3213196), (28, 2295140), (35, 1836112), (40, 1606598), (56, 1147570), (70, 918056), (80, 803299), (112, 573785), (140, 459028), (280, 229514), (560, 114757)]