80491372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 160806240

約数和(自身を除く): 80314868

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 257, 317, 494, 514, 634, 988, 1028, 1268, 3341, 4121, 4883, 6023, 6682, 8242, 9766, 12046, 13364, 16484, 19532, 24092, 63479, 78299, 81469, 126958, 156598, 162938, 253916, 313196, 325876, 1059097, 1547911, 2118194, 3095822, 4236388, 6191644, 20122843, 40245686, 80491372]

約数ペア:

[(1, 80491372), (2, 40245686), (4, 20122843), (13, 6191644), (19, 4236388), (26, 3095822), (38, 2118194), (52, 1547911), (76, 1059097), (247, 325876), (257, 313196), (317, 253916), (494, 162938), (514, 156598), (634, 126958), (988, 81469), (1028, 78299), (1268, 63479), (3341, 24092), (4121, 19532), (4883, 16484), (6023, 13364), (6682, 12046), (8242, 9766)]