68213390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:2001

約数の個数: 48

約数和(自身を含む): 144862992

約数和(自身を除く): 76649602

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 1907, 2555, 3577, 3814, 5110, 7154, 9535, 13349, 17885, 19070, 26698, 35770, 66745, 93443, 133490, 139211, 186886, 278422, 467215, 696055, 934430, 974477, 1392110, 1948954, 4872385, 6821339, 9744770, 13642678, 34106695, 68213390]

約数ペア:

[(1, 68213390), (2, 34106695), (5, 13642678), (7, 9744770), (10, 6821339), (14, 4872385), (35, 1948954), (49, 1392110), (70, 974477), (73, 934430), (98, 696055), (146, 467215), (245, 278422), (365, 186886), (490, 139211), (511, 133490), (730, 93443), (1022, 66745), (1907, 35770), (2555, 26698), (3577, 19070), (3814, 17885), (5110, 13349), (7154, 9535)]