63688520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227459}}^1$

素因数の和:227477

約数の個数: 32

約数和(自身を含む): 163771200

約数和(自身を除く): 100082680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 227459, 454918, 909836, 1137295, 1592213, 1819672, 2274590, 3184426, 4549180, 6368852, 7961065, 9098360, 12737704, 15922130, 31844260, 63688520]

約数ペア:

[(1, 63688520), (2, 31844260), (4, 15922130), (5, 12737704), (7, 9098360), (8, 7961065), (10, 6368852), (14, 4549180), (20, 3184426), (28, 2274590), (35, 1819672), (40, 1592213), (56, 1137295), (70, 909836), (140, 454918), (280, 227459)]