7777181776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{5501}}^1$

素因数の和:6500

約数の個数: 80

約数和(自身を含む): 18568061568

約数和(自身を除く): 10790879792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 971, 1456, 1942, 3884, 5501, 6797, 7768, 11002, 12623, 13594, 15536, 22004, 25246, 27188, 38507, 44008, 50492, 54376, 71513, 77014, 88016, 88361, 100984, 108752, 143026, 154028, 176722, 201968, 286052, 308056, 353444, 500591, 572104, 616112, 706888, 1001182, 1144208, 1413776, 2002364, 4004728, 5341471, 8009456, 10682942, 21365884, 37390297, 42731768, 69439123, 74780594, 85463536, 138878246, 149561188, 277756492, 299122376, 486073861, 555512984, 598244752, 972147722, 1111025968, 1944295444, 3888590888, 7777181776]

約数ペア:

[(1, 7777181776), (2, 3888590888), (4, 1944295444), (7, 1111025968), (8, 972147722), (13, 598244752), (14, 555512984), (16, 486073861), (26, 299122376), (28, 277756492), (52, 149561188), (56, 138878246), (91, 85463536), (104, 74780594), (112, 69439123), (182, 42731768), (208, 37390297), (364, 21365884), (728, 10682942), (971, 8009456), (1456, 5341471), (1942, 4004728), (3884, 2002364), (5501, 1413776), (6797, 1144208), (7768, 1001182), (11002, 706888), (12623, 616112), (13594, 572104), (15536, 500591), (22004, 353444), (25246, 308056), (27188, 286052), (38507, 201968), (44008, 176722), (50492, 154028), (54376, 143026), (71513, 108752), (77014, 100984), (88016, 88361)]