72351860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1151}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 174182400

約数和(自身を除く): 101830540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 449, 898, 1151, 1796, 2245, 2302, 3143, 4490, 4604, 5755, 6286, 8057, 8980, 11510, 12572, 15715, 16114, 23020, 31430, 32228, 40285, 62860, 80570, 161140, 516799, 1033598, 2067196, 2583995, 3617593, 5167990, 7235186, 10335980, 14470372, 18087965, 36175930, 72351860]

約数ペア:

[(1, 72351860), (2, 36175930), (4, 18087965), (5, 14470372), (7, 10335980), (10, 7235186), (14, 5167990), (20, 3617593), (28, 2583995), (35, 2067196), (70, 1033598), (140, 516799), (449, 161140), (898, 80570), (1151, 62860), (1796, 40285), (2245, 32228), (2302, 31430), (3143, 23020), (4490, 16114), (4604, 15715), (5755, 12572), (6286, 11510), (8057, 8980)]