81327470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3329}}^1$

素因数の和:3692

約数の個数: 32

約数和(自身を含む): 167832000

約数和(自身を除く): 86504530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 349, 698, 1745, 2443, 3329, 3490, 4886, 6658, 12215, 16645, 23303, 24430, 33290, 46606, 116515, 233030, 1161821, 2323642, 5809105, 8132747, 11618210, 16265494, 40663735, 81327470]

約数ペア:

[(1, 81327470), (2, 40663735), (5, 16265494), (7, 11618210), (10, 8132747), (14, 5809105), (35, 2323642), (70, 1161821), (349, 233030), (698, 116515), (1745, 46606), (2443, 33290), (3329, 24430), (3490, 23303), (4886, 16645), (6658, 12215)]