199977185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{2503}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 261718080

約数和(自身を除く): 61740895

約数列:

[1, 5, 19, 29, 95, 145, 551, 841, 2503, 2755, 4205, 12515, 15979, 47557, 72587, 79895, 237785, 362935, 1379153, 2105023, 6895765, 10525115, 39995437, 199977185]

約数ペア:

[(1, 199977185), (5, 39995437), (19, 10525115), (29, 6895765), (95, 2105023), (145, 1379153), (551, 362935), (841, 237785), (2503, 79895), (2755, 72587), (4205, 47557), (12515, 15979)]