70072520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250259}}^1$

素因数の和:250277

約数の個数: 32

約数和(自身を含む): 180187200

約数和(自身を除く): 110114680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250259, 500518, 1001036, 1251295, 1751813, 2002072, 2502590, 3503626, 5005180, 7007252, 8759065, 10010360, 14014504, 17518130, 35036260, 70072520]

約数ペア:

[(1, 70072520), (2, 35036260), (4, 17518130), (5, 14014504), (7, 10010360), (8, 8759065), (10, 7007252), (14, 5005180), (20, 3503626), (28, 2502590), (35, 2002072), (40, 1751813), (56, 1251295), (70, 1001036), (140, 500518), (280, 250259)]