8638850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 17811360

約数和(自身を除く): 9172510

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 113, 139, 226, 275, 278, 550, 565, 695, 1130, 1243, 1390, 1529, 2486, 2825, 3058, 3475, 5650, 6215, 6950, 7645, 12430, 15290, 15707, 31075, 31414, 38225, 62150, 76450, 78535, 157070, 172777, 345554, 392675, 785350, 863885, 1727770, 4319425, 8638850]

約数ペア:

[(1, 8638850), (2, 4319425), (5, 1727770), (10, 863885), (11, 785350), (22, 392675), (25, 345554), (50, 172777), (55, 157070), (110, 78535), (113, 76450), (139, 62150), (226, 38225), (275, 31414), (278, 31075), (550, 15707), (565, 15290), (695, 12430), (1130, 7645), (1243, 6950), (1390, 6215), (1529, 5650), (2486, 3475), (2825, 3058)]