254399080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37633}}^1$

素因数の和:37670

約数の個数: 48

約数和(自身を含む): 619831980

約数和(自身を除く): 365432900

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 37633, 75266, 150532, 188165, 301064, 376330, 489229, 752660, 978458, 1505320, 1956916, 2446145, 3913832, 4892290, 6359977, 9784580, 12719954, 19569160, 25439908, 31799885, 50879816, 63599770, 127199540, 254399080]

約数ペア:

[(1, 254399080), (2, 127199540), (4, 63599770), (5, 50879816), (8, 31799885), (10, 25439908), (13, 19569160), (20, 12719954), (26, 9784580), (40, 6359977), (52, 4892290), (65, 3913832), (104, 2446145), (130, 1956916), (169, 1505320), (260, 978458), (338, 752660), (520, 489229), (676, 376330), (845, 301064), (1352, 188165), (1690, 150532), (3380, 75266), (6760, 37633)]