23151440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 58777488

約数和(自身を除く): 35626048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 197, 208, 226, 260, 394, 452, 520, 565, 788, 904, 985, 1040, 1130, 1469, 1576, 1808, 1970, 2260, 2561, 2938, 3152, 3940, 4520, 5122, 5876, 7345, 7880, 9040, 10244, 11752, 12805, 14690, 15760, 20488, 22261, 23504, 25610, 29380, 40976, 44522, 51220, 58760, 89044, 102440, 111305, 117520, 178088, 204880, 222610, 289393, 356176, 445220, 578786, 890440, 1157572, 1446965, 1780880, 2315144, 2893930, 4630288, 5787860, 11575720, 23151440]

約数ペア:

[(1, 23151440), (2, 11575720), (4, 5787860), (5, 4630288), (8, 2893930), (10, 2315144), (13, 1780880), (16, 1446965), (20, 1157572), (26, 890440), (40, 578786), (52, 445220), (65, 356176), (80, 289393), (104, 222610), (113, 204880), (130, 178088), (197, 117520), (208, 111305), (226, 102440), (260, 89044), (394, 58760), (452, 51220), (520, 44522), (565, 40976), (788, 29380), (904, 25610), (985, 23504), (1040, 22261), (1130, 20488), (1469, 15760), (1576, 14690), (1808, 12805), (1970, 11752), (2260, 10244), (2561, 9040), (2938, 7880), (3152, 7345), (3940, 5876), (4520, 5122)]