2106208045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 2840463360

約数和(自身を除く): 734255315

約数列:

[1, 5, 19, 31, 73, 95, 97, 101, 155, 365, 485, 505, 589, 1387, 1843, 1919, 2263, 2945, 3007, 3131, 6935, 7081, 7373, 9215, 9595, 9797, 11315, 15035, 15655, 35405, 36865, 42997, 48985, 57133, 59489, 134539, 140087, 186143, 214985, 219511, 228563, 285665, 297445, 303707, 672695, 700435, 715181, 930715, 1097555, 1142815, 1518535, 3575905, 4170709, 4342697, 5770433, 13588439, 20853545, 21713485, 22170611, 28852165, 67942195, 110853055, 421241609, 2106208045]

約数ペア:

[(1, 2106208045), (5, 421241609), (19, 110853055), (31, 67942195), (73, 28852165), (95, 22170611), (97, 21713485), (101, 20853545), (155, 13588439), (365, 5770433), (485, 4342697), (505, 4170709), (589, 3575905), (1387, 1518535), (1843, 1142815), (1919, 1097555), (2263, 930715), (2945, 715181), (3007, 700435), (3131, 672695), (6935, 303707), (7081, 297445), (7373, 285665), (9215, 228563), (9595, 219511), (9797, 214985), (11315, 186143), (15035, 140087), (15655, 134539), (35405, 59489), (36865, 57133), (42997, 48985)]