66376940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16349}}^1$

素因数の和:16394

約数の個数: 48

約数和(自身を含む): 164808000

約数和(自身を除く): 98431060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16349, 32698, 65396, 81745, 114443, 163490, 228886, 326980, 457772, 474121, 572215, 948242, 1144430, 1896484, 2288860, 2370605, 3318847, 4741210, 6637694, 9482420, 13275388, 16594235, 33188470, 66376940]

約数ペア:

[(1, 66376940), (2, 33188470), (4, 16594235), (5, 13275388), (7, 9482420), (10, 6637694), (14, 4741210), (20, 3318847), (28, 2370605), (29, 2288860), (35, 1896484), (58, 1144430), (70, 948242), (116, 572215), (140, 474121), (145, 457772), (203, 326980), (290, 228886), (406, 163490), (580, 114443), (812, 81745), (1015, 65396), (2030, 32698), (4060, 16349)]