8620085670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{78787}}^1$

素因数の和:79325

約数の個数: 64

約数和(自身を含む): 23689345536

約数和(自身を除く): 15069259866

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 521, 1042, 1563, 2605, 3126, 3647, 5210, 7294, 7815, 10941, 15630, 18235, 21882, 36470, 54705, 78787, 109410, 157574, 236361, 393935, 472722, 551509, 787870, 1103018, 1181805, 1654527, 2363610, 2757545, 3309054, 5515090, 8272635, 16545270, 41048027, 82096054, 123144081, 205240135, 246288162, 287336189, 410480270, 574672378, 615720405, 862008567, 1231440810, 1436680945, 1724017134, 2873361890, 4310042835, 8620085670]

約数ペア:

[(1, 8620085670), (2, 4310042835), (3, 2873361890), (5, 1724017134), (6, 1436680945), (7, 1231440810), (10, 862008567), (14, 615720405), (15, 574672378), (21, 410480270), (30, 287336189), (35, 246288162), (42, 205240135), (70, 123144081), (105, 82096054), (210, 41048027), (521, 16545270), (1042, 8272635), (1563, 5515090), (2605, 3309054), (3126, 2757545), (3647, 2363610), (5210, 1654527), (7294, 1181805), (7815, 1103018), (10941, 787870), (15630, 551509), (18235, 472722), (21882, 393935), (36470, 236361), (54705, 157574), (78787, 109410)]