71711950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 142223040

約数和(自身を除く): 70511090

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 239, 353, 425, 478, 706, 850, 1195, 1765, 2390, 3530, 4063, 5975, 6001, 8126, 8825, 11950, 12002, 17650, 20315, 30005, 40630, 60010, 84367, 101575, 150025, 168734, 203150, 300050, 421835, 843670, 1434239, 2109175, 2868478, 4218350, 7171195, 14342390, 35855975, 71711950]

約数ペア:

[(1, 71711950), (2, 35855975), (5, 14342390), (10, 7171195), (17, 4218350), (25, 2868478), (34, 2109175), (50, 1434239), (85, 843670), (170, 421835), (239, 300050), (353, 203150), (425, 168734), (478, 150025), (706, 101575), (850, 84367), (1195, 60010), (1765, 40630), (2390, 30005), (3530, 20315), (4063, 17650), (5975, 12002), (6001, 11950), (8126, 8825)]